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Sweden-Number/dlls/gdiplus/graphics.c

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/*
* Copyright (C) 2007 Google (Evan Stade)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <math.h>
#include <limits.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wingdi.h"
#include "wine/unicode.h"
#define COBJMACROS
#include "objbase.h"
#include "ocidl.h"
#include "olectl.h"
#include "ole2.h"
#include "winreg.h"
#include "shlwapi.h"
#include "gdiplus.h"
#include "gdiplus_private.h"
#include "wine/debug.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
/* looks-right constants */
#define ANCHOR_WIDTH (2.0)
#define MAX_ITERS (50)
/* Converts angle (in degrees) to x/y coordinates */
static void deg2xy(REAL angle, REAL x_0, REAL y_0, REAL *x, REAL *y)
{
REAL radAngle, hypotenuse;
radAngle = deg2rad(angle);
hypotenuse = 50.0; /* arbitrary */
*x = x_0 + cos(radAngle) * hypotenuse;
*y = y_0 + sin(radAngle) * hypotenuse;
}
/* Converts from gdiplus path point type to gdi path point type. */
static BYTE convert_path_point_type(BYTE type)
{
BYTE ret;
switch(type & PathPointTypePathTypeMask){
case PathPointTypeBezier:
ret = PT_BEZIERTO;
break;
case PathPointTypeLine:
ret = PT_LINETO;
break;
case PathPointTypeStart:
ret = PT_MOVETO;
break;
default:
ERR("Bad point type\n");
return 0;
}
if(type & PathPointTypeCloseSubpath)
ret |= PT_CLOSEFIGURE;
return ret;
}
static INT prepare_dc(GpGraphics *graphics, GpPen *pen)
{
HPEN gdipen;
REAL width;
INT save_state = SaveDC(graphics->hdc), i, numdashes;
GpPointF pt[2];
DWORD dash_array[MAX_DASHLEN];
EndPath(graphics->hdc);
if(pen->unit == UnitPixel){
width = pen->width;
}
else{
/* Get an estimate for the amount the pen width is affected by the world
* transform. (This is similar to what some of the wine drivers do.) */
pt[0].X = 0.0;
pt[0].Y = 0.0;
pt[1].X = 1.0;
pt[1].Y = 1.0;
GdipTransformMatrixPoints(graphics->worldtrans, pt, 2);
width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) +
(pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0);
width *= pen->width * convert_unit(graphics->hdc,
pen->unit == UnitWorld ? graphics->unit : pen->unit);
}
if(pen->dash == DashStyleCustom){
numdashes = min(pen->numdashes, MAX_DASHLEN);
TRACE("dashes are: ");
for(i = 0; i < numdashes; i++){
dash_array[i] = roundr(width * pen->dashes[i]);
TRACE("%d, ", dash_array[i]);
}
TRACE("\n and the pen style is %x\n", pen->style);
gdipen = ExtCreatePen(pen->style, roundr(width), &pen->brush->lb,
numdashes, dash_array);
}
else
gdipen = ExtCreatePen(pen->style, roundr(width), &pen->brush->lb, 0, NULL);
SelectObject(graphics->hdc, gdipen);
return save_state;
}
static void restore_dc(GpGraphics *graphics, INT state)
{
DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN)));
RestoreDC(graphics->hdc, state);
}
/* This helper applies all the changes that the points listed in ptf need in
* order to be drawn on the device context. In the end, this should include at
* least:
* -scaling by page unit
* -applying world transformation
* -converting from float to int
* Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
* SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
* gdi to draw, and these functions would irreparably mess with line widths.
*/
static void transform_and_round_points(GpGraphics *graphics, POINT *pti,
GpPointF *ptf, INT count)
{
REAL unitscale;
GpMatrix *matrix;
int i;
unitscale = convert_unit(graphics->hdc, graphics->unit);
/* apply page scale */
if(graphics->unit != UnitDisplay)
unitscale *= graphics->scale;
GdipCloneMatrix(graphics->worldtrans, &matrix);
GdipScaleMatrix(matrix, unitscale, unitscale, MatrixOrderAppend);
GdipTransformMatrixPoints(matrix, ptf, count);
GdipDeleteMatrix(matrix);
for(i = 0; i < count; i++){
pti[i].x = roundr(ptf[i].X);
pti[i].y = roundr(ptf[i].Y);
}
}
static ARGB blend_colors(ARGB start, ARGB end, REAL position)
{
ARGB result=0;
ARGB i;
for (i=0xff; i<=0xff0000; i = i << 8)
result |= (int)((start&i)*(1.0f - position)+(end&i)*(position))&i;
return result;
}
static ARGB blend_line_gradient(GpLineGradient* brush, REAL position)
{
REAL blendfac;
/* clamp to between 0.0 and 1.0, using the wrap mode */
if (brush->wrap == WrapModeTile)
{
position = fmodf(position, 1.0f);
if (position < 0.0f) position += 1.0f;
}
else /* WrapModeFlip* */
{
position = fmodf(position, 2.0f);
if (position < 0.0f) position += 2.0f;
if (position > 1.0f) position = 2.0f - position;
}
if (brush->blendcount == 1)
blendfac = position;
else
{
int i=1;
REAL left_blendpos, left_blendfac, right_blendpos, right_blendfac;
REAL range;
/* locate the blend positions surrounding this position */
while (position > brush->blendpos[i])
i++;
/* interpolate between the blend positions */
left_blendpos = brush->blendpos[i-1];
left_blendfac = brush->blendfac[i-1];
right_blendpos = brush->blendpos[i];
right_blendfac = brush->blendfac[i];
range = right_blendpos - left_blendpos;
blendfac = (left_blendfac * (right_blendpos - position) +
right_blendfac * (position - left_blendpos)) / range;
}
return blend_colors(brush->startcolor, brush->endcolor, blendfac);
}
static void brush_fill_path(GpGraphics *graphics, GpBrush* brush)
{
switch (brush->bt)
{
case BrushTypeLinearGradient:
{
GpLineGradient *line = (GpLineGradient*)brush;
RECT rc;
SelectClipPath(graphics->hdc, RGN_AND);
if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
{
GpPointF endpointsf[2];
POINT endpointsi[2];
POINT poly[4];
SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
endpointsf[0] = line->startpoint;
endpointsf[1] = line->endpoint;
transform_and_round_points(graphics, endpointsi, endpointsf, 2);
if (abs(endpointsi[0].x-endpointsi[1].x) > abs(endpointsi[0].y-endpointsi[1].y))
{
/* vertical-ish gradient */
int startx, endx; /* x co-ordinates of endpoints shifted to intersect the top of the visible rectangle */
int startbottomx; /* x co-ordinate of start point shifted to intersect the bottom of the visible rectangle */
int width;
COLORREF col;
HBRUSH hbrush, hprevbrush;
int leftx, rightx; /* x co-ordinates where the leftmost and rightmost gradient lines hit the top of the visible rectangle */
int x;
int tilt; /* horizontal distance covered by a gradient line */
startx = roundr((rc.top - endpointsf[0].Y) * (endpointsf[1].Y - endpointsf[0].Y) / (endpointsf[0].X - endpointsf[1].X) + endpointsf[0].X);
endx = roundr((rc.top - endpointsf[1].Y) * (endpointsf[1].Y - endpointsf[0].Y) / (endpointsf[0].X - endpointsf[1].X) + endpointsf[1].X);
width = endx - startx;
startbottomx = roundr((rc.bottom - endpointsf[0].Y) * (endpointsf[1].Y - endpointsf[0].Y) / (endpointsf[0].X - endpointsf[1].X) + endpointsf[0].X);
tilt = startx - startbottomx;
if (startx >= startbottomx)
{
leftx = rc.left;
rightx = rc.right + tilt;
}
else
{
leftx = rc.left + tilt;
rightx = rc.right;
}
poly[0].y = rc.bottom;
poly[1].y = rc.top;
poly[2].y = rc.top;
poly[3].y = rc.bottom;
for (x=leftx; x<=rightx; x++)
{
ARGB argb = blend_line_gradient(line, (x-startx)/(REAL)width);
col = ARGB2COLORREF(argb);
hbrush = CreateSolidBrush(col);
hprevbrush = SelectObject(graphics->hdc, hbrush);
poly[0].x = x - tilt - 1;
poly[1].x = x - 1;
poly[2].x = x;
poly[3].x = x - tilt;
Polygon(graphics->hdc, poly, 4);
SelectObject(graphics->hdc, hprevbrush);
DeleteObject(hbrush);
}
}
else if (endpointsi[0].y != endpointsi[1].y)
{
/* horizontal-ish gradient */
int starty, endy; /* y co-ordinates of endpoints shifted to intersect the left of the visible rectangle */
int startrighty; /* y co-ordinate of start point shifted to intersect the right of the visible rectangle */
int height;
COLORREF col;
HBRUSH hbrush, hprevbrush;
int topy, bottomy; /* y co-ordinates where the topmost and bottommost gradient lines hit the left of the visible rectangle */
int y;
int tilt; /* vertical distance covered by a gradient line */
starty = roundr((rc.left - endpointsf[0].X) * (endpointsf[0].X - endpointsf[1].X) / (endpointsf[1].Y - endpointsf[0].Y) + endpointsf[0].Y);
endy = roundr((rc.left - endpointsf[1].X) * (endpointsf[0].X - endpointsf[1].X) / (endpointsf[1].Y - endpointsf[0].Y) + endpointsf[1].Y);
height = endy - starty;
startrighty = roundr((rc.right - endpointsf[0].X) * (endpointsf[0].X - endpointsf[1].X) / (endpointsf[1].Y - endpointsf[0].Y) + endpointsf[0].Y);
tilt = starty - startrighty;
if (starty >= startrighty)
{
topy = rc.top;
bottomy = rc.bottom + tilt;
}
else
{
topy = rc.top + tilt;
bottomy = rc.bottom;
}
poly[0].x = rc.right;
poly[1].x = rc.left;
poly[2].x = rc.left;
poly[3].x = rc.right;
for (y=topy; y<=bottomy; y++)
{
ARGB argb = blend_line_gradient(line, (y-starty)/(REAL)height);
col = ARGB2COLORREF(argb);
hbrush = CreateSolidBrush(col);
hprevbrush = SelectObject(graphics->hdc, hbrush);
poly[0].y = y - tilt - 1;
poly[1].y = y - 1;
poly[2].y = y;
poly[3].y = y - tilt;
Polygon(graphics->hdc, poly, 4);
SelectObject(graphics->hdc, hprevbrush);
DeleteObject(hbrush);
}
}
/* else startpoint == endpoint */
}
break;
}
case BrushTypeSolidColor:
{
GpSolidFill *fill = (GpSolidFill*)brush;
if (fill->bmp)
{
RECT rc;
/* partially transparent fill */
SelectClipPath(graphics->hdc, RGN_AND);
if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
{
HDC hdc = CreateCompatibleDC(NULL);
HBITMAP oldbmp;
BLENDFUNCTION bf;
if (!hdc) break;
oldbmp = SelectObject(hdc, fill->bmp);
bf.BlendOp = AC_SRC_OVER;
bf.BlendFlags = 0;
bf.SourceConstantAlpha = 255;
bf.AlphaFormat = AC_SRC_ALPHA;
GdiAlphaBlend(graphics->hdc, rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top, hdc, 0, 0, 1, 1, bf);
SelectObject(hdc, oldbmp);
DeleteDC(hdc);
}
break;
}
/* else fall through */
}
default:
SelectObject(graphics->hdc, brush->gdibrush);
FillPath(graphics->hdc);
break;
}
}
/* GdipDrawPie/GdipFillPie helper function */
static void draw_pie(GpGraphics *graphics, REAL x, REAL y, REAL width,
REAL height, REAL startAngle, REAL sweepAngle)
{
GpPointF ptf[4];
POINT pti[4];
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y + height;
deg2xy(startAngle+sweepAngle, x + width / 2.0, y + width / 2.0, &ptf[2].X, &ptf[2].Y);
deg2xy(startAngle, x + width / 2.0, y + width / 2.0, &ptf[3].X, &ptf[3].Y);
transform_and_round_points(graphics, pti, ptf, 4);
Pie(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y, pti[2].x,
pti[2].y, pti[3].x, pti[3].y);
}
/* Draws the linecap the specified color and size on the hdc. The linecap is in
* direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
* should not be called on an hdc that has a path you care about. */
static void draw_cap(GpGraphics *graphics, COLORREF color, GpLineCap cap, REAL size,
const GpCustomLineCap *custom, REAL x1, REAL y1, REAL x2, REAL y2)
{
HGDIOBJ oldbrush = NULL, oldpen = NULL;
GpMatrix *matrix = NULL;
HBRUSH brush = NULL;
HPEN pen = NULL;
PointF ptf[4], *custptf = NULL;
POINT pt[4], *custpt = NULL;
BYTE *tp = NULL;
REAL theta, dsmall, dbig, dx, dy = 0.0;
INT i, count;
LOGBRUSH lb;
BOOL customstroke;
if((x1 == x2) && (y1 == y2))
return;
theta = gdiplus_atan2(y2 - y1, x2 - x1);
customstroke = (cap == LineCapCustom) && custom && (!custom->fill);
if(!customstroke){
brush = CreateSolidBrush(color);
lb.lbStyle = BS_SOLID;
lb.lbColor = color;
lb.lbHatch = 0;
pen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT |
PS_JOIN_MITER, 1, &lb, 0,
NULL);
oldbrush = SelectObject(graphics->hdc, brush);
oldpen = SelectObject(graphics->hdc, pen);
}
switch(cap){
case LineCapFlat:
break;
case LineCapSquare:
case LineCapSquareAnchor:
case LineCapDiamondAnchor:
size = size * (cap & LineCapNoAnchor ? ANCHOR_WIDTH : 1.0) / 2.0;
if(cap == LineCapDiamondAnchor){
dsmall = cos(theta + M_PI_2) * size;
dbig = sin(theta + M_PI_2) * size;
}
else{
dsmall = cos(theta + M_PI_4) * size;
dbig = sin(theta + M_PI_4) * size;
}
ptf[0].X = x2 - dsmall;
ptf[1].X = x2 + dbig;
ptf[0].Y = y2 - dbig;
ptf[3].Y = y2 + dsmall;
ptf[1].Y = y2 - dsmall;
ptf[2].Y = y2 + dbig;
ptf[3].X = x2 - dbig;
ptf[2].X = x2 + dsmall;
transform_and_round_points(graphics, pt, ptf, 4);
Polygon(graphics->hdc, pt, 4);
break;
case LineCapArrowAnchor:
size = size * 4.0 / sqrt(3.0);
dx = cos(M_PI / 6.0 + theta) * size;
dy = sin(M_PI / 6.0 + theta) * size;
ptf[0].X = x2 - dx;
ptf[0].Y = y2 - dy;
dx = cos(- M_PI / 6.0 + theta) * size;
dy = sin(- M_PI / 6.0 + theta) * size;
ptf[1].X = x2 - dx;
ptf[1].Y = y2 - dy;
ptf[2].X = x2;
ptf[2].Y = y2;
transform_and_round_points(graphics, pt, ptf, 3);
Polygon(graphics->hdc, pt, 3);
break;
case LineCapRoundAnchor:
dx = dy = ANCHOR_WIDTH * size / 2.0;
ptf[0].X = x2 - dx;
ptf[0].Y = y2 - dy;
ptf[1].X = x2 + dx;
ptf[1].Y = y2 + dy;
transform_and_round_points(graphics, pt, ptf, 2);
Ellipse(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y);
break;
case LineCapTriangle:
size = size / 2.0;
dx = cos(M_PI_2 + theta) * size;
dy = sin(M_PI_2 + theta) * size;
ptf[0].X = x2 - dx;
ptf[0].Y = y2 - dy;
ptf[1].X = x2 + dx;
ptf[1].Y = y2 + dy;
dx = cos(theta) * size;
dy = sin(theta) * size;
ptf[2].X = x2 + dx;
ptf[2].Y = y2 + dy;
transform_and_round_points(graphics, pt, ptf, 3);
Polygon(graphics->hdc, pt, 3);
break;
case LineCapRound:
dx = dy = size / 2.0;
ptf[0].X = x2 - dx;
ptf[0].Y = y2 - dy;
ptf[1].X = x2 + dx;
ptf[1].Y = y2 + dy;
dx = -cos(M_PI_2 + theta) * size;
dy = -sin(M_PI_2 + theta) * size;
ptf[2].X = x2 - dx;
ptf[2].Y = y2 - dy;
ptf[3].X = x2 + dx;
ptf[3].Y = y2 + dy;
transform_and_round_points(graphics, pt, ptf, 4);
Pie(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y, pt[2].x,
pt[2].y, pt[3].x, pt[3].y);
break;
case LineCapCustom:
if(!custom)
break;
count = custom->pathdata.Count;
custptf = GdipAlloc(count * sizeof(PointF));
custpt = GdipAlloc(count * sizeof(POINT));
tp = GdipAlloc(count);
if(!custptf || !custpt || !tp || (GdipCreateMatrix(&matrix) != Ok))
goto custend;
memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF));
GdipScaleMatrix(matrix, size, size, MatrixOrderAppend);
GdipRotateMatrix(matrix, (180.0 / M_PI) * (theta - M_PI_2),
MatrixOrderAppend);
GdipTranslateMatrix(matrix, x2, y2, MatrixOrderAppend);
GdipTransformMatrixPoints(matrix, custptf, count);
transform_and_round_points(graphics, custpt, custptf, count);
for(i = 0; i < count; i++)
tp[i] = convert_path_point_type(custom->pathdata.Types[i]);
if(custom->fill){
BeginPath(graphics->hdc);
PolyDraw(graphics->hdc, custpt, tp, count);
EndPath(graphics->hdc);
StrokeAndFillPath(graphics->hdc);
}
else
PolyDraw(graphics->hdc, custpt, tp, count);
custend:
GdipFree(custptf);
GdipFree(custpt);
GdipFree(tp);
GdipDeleteMatrix(matrix);
break;
default:
break;
}
if(!customstroke){
SelectObject(graphics->hdc, oldbrush);
SelectObject(graphics->hdc, oldpen);
DeleteObject(brush);
DeleteObject(pen);
}
}
/* Shortens the line by the given percent by changing x2, y2.
* If percent is > 1.0 then the line will change direction.
* If percent is negative it can lengthen the line. */
static void shorten_line_percent(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL percent)
{
REAL dist, theta, dx, dy;
if((y1 == *y2) && (x1 == *x2))
return;
dist = sqrt((*x2 - x1) * (*x2 - x1) + (*y2 - y1) * (*y2 - y1)) * -percent;
theta = gdiplus_atan2((*y2 - y1), (*x2 - x1));
dx = cos(theta) * dist;
dy = sin(theta) * dist;
*x2 = *x2 + dx;
*y2 = *y2 + dy;
}
/* Shortens the line by the given amount by changing x2, y2.
* If the amount is greater than the distance, the line will become length 0.
* If the amount is negative, it can lengthen the line. */
static void shorten_line_amt(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL amt)
{
REAL dx, dy, percent;
dx = *x2 - x1;
dy = *y2 - y1;
if(dx == 0 && dy == 0)
return;
percent = amt / sqrt(dx * dx + dy * dy);
if(percent >= 1.0){
*x2 = x1;
*y2 = y1;
return;
}
shorten_line_percent(x1, y1, x2, y2, percent);
}
/* Draws lines between the given points, and if caps is true then draws an endcap
* at the end of the last line. */
static GpStatus draw_polyline(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF * pt, INT count, BOOL caps)
{
POINT *pti = NULL;
GpPointF *ptcopy = NULL;
GpStatus status = GenericError;
if(!count)
return Ok;
pti = GdipAlloc(count * sizeof(POINT));
ptcopy = GdipAlloc(count * sizeof(GpPointF));
if(!pti || !ptcopy){
status = OutOfMemory;
goto end;
}
memcpy(ptcopy, pt, count * sizeof(GpPointF));
if(caps){
if(pen->endcap == LineCapArrowAnchor)
shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
&ptcopy[count-1].X, &ptcopy[count-1].Y, pen->width);
else if((pen->endcap == LineCapCustom) && pen->customend)
shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
&ptcopy[count-1].X, &ptcopy[count-1].Y,
pen->customend->inset * pen->width);
if(pen->startcap == LineCapArrowAnchor)
shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
&ptcopy[0].X, &ptcopy[0].Y, pen->width);
else if((pen->startcap == LineCapCustom) && pen->customstart)
shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
&ptcopy[0].X, &ptcopy[0].Y,
pen->customstart->inset * pen->width);
draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X, pt[count - 1].Y);
draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
pt[1].X, pt[1].Y, pt[0].X, pt[0].Y);
}
transform_and_round_points(graphics, pti, ptcopy, count);
if(Polyline(graphics->hdc, pti, count))
status = Ok;
end:
GdipFree(pti);
GdipFree(ptcopy);
return status;
}
/* Conducts a linear search to find the bezier points that will back off
* the endpoint of the curve by a distance of amt. Linear search works
* better than binary in this case because there are multiple solutions,
* and binary searches often find a bad one. I don't think this is what
* Windows does but short of rendering the bezier without GDI's help it's
* the best we can do. If rev then work from the start of the passed points
* instead of the end. */
static void shorten_bezier_amt(GpPointF * pt, REAL amt, BOOL rev)
{
GpPointF origpt[4];
REAL percent = 0.00, dx, dy, origx, origy, diff = -1.0;
INT i, first = 0, second = 1, third = 2, fourth = 3;
if(rev){
first = 3;
second = 2;
third = 1;
fourth = 0;
}
origx = pt[fourth].X;
origy = pt[fourth].Y;
memcpy(origpt, pt, sizeof(GpPointF) * 4);
for(i = 0; (i < MAX_ITERS) && (diff < amt); i++){
/* reset bezier points to original values */
memcpy(pt, origpt, sizeof(GpPointF) * 4);
/* Perform magic on bezier points. Order is important here.*/
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
shorten_line_percent(pt[first].X, pt[first].Y, &pt[second].X, &pt[second].Y, percent);
shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
dx = pt[fourth].X - origx;
dy = pt[fourth].Y - origy;
diff = sqrt(dx * dx + dy * dy);
percent += 0.0005 * amt;
}
}
/* Draws bezier curves between given points, and if caps is true then draws an
* endcap at the end of the last line. */
static GpStatus draw_polybezier(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF * pt, INT count, BOOL caps)
{
POINT *pti;
GpPointF *ptcopy;
GpStatus status = GenericError;
if(!count)
return Ok;
pti = GdipAlloc(count * sizeof(POINT));
ptcopy = GdipAlloc(count * sizeof(GpPointF));
if(!pti || !ptcopy){
status = OutOfMemory;
goto end;
}
memcpy(ptcopy, pt, count * sizeof(GpPointF));
if(caps){
if(pen->endcap == LineCapArrowAnchor)
shorten_bezier_amt(&ptcopy[count-4], pen->width, FALSE);
else if((pen->endcap == LineCapCustom) && pen->customend)
shorten_bezier_amt(&ptcopy[count-4], pen->width * pen->customend->inset,
FALSE);
if(pen->startcap == LineCapArrowAnchor)
shorten_bezier_amt(ptcopy, pen->width, TRUE);
else if((pen->startcap == LineCapCustom) && pen->customstart)
shorten_bezier_amt(ptcopy, pen->width * pen->customstart->inset, TRUE);
/* the direction of the line cap is parallel to the direction at the
* end of the bezier (which, if it has been shortened, is not the same
* as the direction from pt[count-2] to pt[count-1]) */
draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
pt[count - 1].X, pt[count - 1].Y);
draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
pt[0].X - (ptcopy[0].X - ptcopy[1].X),
pt[0].Y - (ptcopy[0].Y - ptcopy[1].Y), pt[0].X, pt[0].Y);
}
transform_and_round_points(graphics, pti, ptcopy, count);
PolyBezier(graphics->hdc, pti, count);
status = Ok;
end:
GdipFree(pti);
GdipFree(ptcopy);
return status;
}
/* Draws a combination of bezier curves and lines between points. */
static GpStatus draw_poly(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF * pt,
GDIPCONST BYTE * types, INT count, BOOL caps)
{
POINT *pti = GdipAlloc(count * sizeof(POINT));
BYTE *tp = GdipAlloc(count);
GpPointF *ptcopy = GdipAlloc(count * sizeof(GpPointF));
INT i, j;
GpStatus status = GenericError;
if(!count){
status = Ok;
goto end;
}
if(!pti || !tp || !ptcopy){
status = OutOfMemory;
goto end;
}
for(i = 1; i < count; i++){
if((types[i] & PathPointTypePathTypeMask) == PathPointTypeBezier){
if((i + 2 >= count) || !(types[i + 1] & PathPointTypeBezier)
|| !(types[i + 1] & PathPointTypeBezier)){
ERR("Bad bezier points\n");
goto end;
}
i += 2;
}
}
memcpy(ptcopy, pt, count * sizeof(GpPointF));
/* If we are drawing caps, go through the points and adjust them accordingly,
* and draw the caps. */
if(caps){
switch(types[count - 1] & PathPointTypePathTypeMask){
case PathPointTypeBezier:
if(pen->endcap == LineCapArrowAnchor)
shorten_bezier_amt(&ptcopy[count - 4], pen->width, FALSE);
else if((pen->endcap == LineCapCustom) && pen->customend)
shorten_bezier_amt(&ptcopy[count - 4],
pen->width * pen->customend->inset, FALSE);
draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
pt[count - 1].X, pt[count - 1].Y);
break;
case PathPointTypeLine:
if(pen->endcap == LineCapArrowAnchor)
shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
&ptcopy[count - 1].X, &ptcopy[count - 1].Y,
pen->width);
else if((pen->endcap == LineCapCustom) && pen->customend)
shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
&ptcopy[count - 1].X, &ptcopy[count - 1].Y,
pen->customend->inset * pen->width);
draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X,
pt[count - 1].Y);
break;
default:
ERR("Bad path last point\n");
goto end;
}
/* Find start of points */
for(j = 1; j < count && ((types[j] & PathPointTypePathTypeMask)
== PathPointTypeStart); j++);
switch(types[j] & PathPointTypePathTypeMask){
case PathPointTypeBezier:
if(pen->startcap == LineCapArrowAnchor)
shorten_bezier_amt(&ptcopy[j - 1], pen->width, TRUE);
else if((pen->startcap == LineCapCustom) && pen->customstart)
shorten_bezier_amt(&ptcopy[j - 1],
pen->width * pen->customstart->inset, TRUE);
draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
pt[j - 1].X - (ptcopy[j - 1].X - ptcopy[j].X),
pt[j - 1].Y - (ptcopy[j - 1].Y - ptcopy[j].Y),
pt[j - 1].X, pt[j - 1].Y);
break;
case PathPointTypeLine:
if(pen->startcap == LineCapArrowAnchor)
shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
&ptcopy[j - 1].X, &ptcopy[j - 1].Y,
pen->width);
else if((pen->startcap == LineCapCustom) && pen->customstart)
shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
&ptcopy[j - 1].X, &ptcopy[j - 1].Y,
pen->customstart->inset * pen->width);
draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
pt[j].X, pt[j].Y, pt[j - 1].X,
pt[j - 1].Y);
break;
default:
ERR("Bad path points\n");
goto end;
}
}
transform_and_round_points(graphics, pti, ptcopy, count);
for(i = 0; i < count; i++){
tp[i] = convert_path_point_type(types[i]);
}
PolyDraw(graphics->hdc, pti, tp, count);
status = Ok;
end:
GdipFree(pti);
GdipFree(ptcopy);
GdipFree(tp);
return status;
}
GpStatus trace_path(GpGraphics *graphics, GpPath *path)
{
GpStatus result;
BeginPath(graphics->hdc);
result = draw_poly(graphics, NULL, path->pathdata.Points,
path->pathdata.Types, path->pathdata.Count, FALSE);
EndPath(graphics->hdc);
return result;
}
typedef struct _GraphicsContainerItem {
struct list entry;
GraphicsContainer contid;
SmoothingMode smoothing;
CompositingQuality compqual;
InterpolationMode interpolation;
CompositingMode compmode;
TextRenderingHint texthint;
REAL scale;
GpUnit unit;
PixelOffsetMode pixeloffset;
UINT textcontrast;
GpMatrix* worldtrans;
GpRegion* clip;
} GraphicsContainerItem;
static GpStatus init_container(GraphicsContainerItem** container,
GDIPCONST GpGraphics* graphics){
GpStatus sts;
*container = GdipAlloc(sizeof(GraphicsContainerItem));
if(!(*container))
return OutOfMemory;
(*container)->contid = graphics->contid + 1;
(*container)->smoothing = graphics->smoothing;
(*container)->compqual = graphics->compqual;
(*container)->interpolation = graphics->interpolation;
(*container)->compmode = graphics->compmode;
(*container)->texthint = graphics->texthint;
(*container)->scale = graphics->scale;
(*container)->unit = graphics->unit;
(*container)->textcontrast = graphics->textcontrast;
(*container)->pixeloffset = graphics->pixeloffset;
sts = GdipCloneMatrix(graphics->worldtrans, &(*container)->worldtrans);
if(sts != Ok){
GdipFree(*container);
*container = NULL;
return sts;
}
sts = GdipCloneRegion(graphics->clip, &(*container)->clip);
if(sts != Ok){
GdipDeleteMatrix((*container)->worldtrans);
GdipFree(*container);
*container = NULL;
return sts;
}
return Ok;
}
static void delete_container(GraphicsContainerItem* container){
GdipDeleteMatrix(container->worldtrans);
GdipDeleteRegion(container->clip);
GdipFree(container);
}
static GpStatus restore_container(GpGraphics* graphics,
GDIPCONST GraphicsContainerItem* container){
GpStatus sts;
GpMatrix *newTrans;
GpRegion *newClip;
sts = GdipCloneMatrix(container->worldtrans, &newTrans);
if(sts != Ok)
return sts;
sts = GdipCloneRegion(container->clip, &newClip);
if(sts != Ok){
GdipDeleteMatrix(newTrans);
return sts;
}
GdipDeleteMatrix(graphics->worldtrans);
graphics->worldtrans = newTrans;
GdipDeleteRegion(graphics->clip);
graphics->clip = newClip;
graphics->contid = container->contid - 1;
graphics->smoothing = container->smoothing;
graphics->compqual = container->compqual;
graphics->interpolation = container->interpolation;
graphics->compmode = container->compmode;
graphics->texthint = container->texthint;
graphics->scale = container->scale;
graphics->unit = container->unit;
graphics->textcontrast = container->textcontrast;
graphics->pixeloffset = container->pixeloffset;
return Ok;
}
GpStatus WINGDIPAPI GdipCreateFromHDC(HDC hdc, GpGraphics **graphics)
{
TRACE("(%p, %p)\n", hdc, graphics);
return GdipCreateFromHDC2(hdc, NULL, graphics);
}
GpStatus WINGDIPAPI GdipCreateFromHDC2(HDC hdc, HANDLE hDevice, GpGraphics **graphics)
{
GpStatus retval;
TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics);
if(hDevice != NULL) {
FIXME("Don't know how to handle parameter hDevice\n");
return NotImplemented;
}
if(hdc == NULL)
return OutOfMemory;
if(graphics == NULL)
return InvalidParameter;
*graphics = GdipAlloc(sizeof(GpGraphics));
if(!*graphics) return OutOfMemory;
if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){
GdipFree(*graphics);
return retval;
}
if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
GdipFree((*graphics)->worldtrans);
GdipFree(*graphics);
return retval;
}
(*graphics)->hdc = hdc;
(*graphics)->hwnd = WindowFromDC(hdc);
(*graphics)->owndc = FALSE;
(*graphics)->smoothing = SmoothingModeDefault;
(*graphics)->compqual = CompositingQualityDefault;
(*graphics)->interpolation = InterpolationModeDefault;
(*graphics)->pixeloffset = PixelOffsetModeDefault;
(*graphics)->compmode = CompositingModeSourceOver;
(*graphics)->unit = UnitDisplay;
(*graphics)->scale = 1.0;
(*graphics)->busy = FALSE;
(*graphics)->textcontrast = 4;
list_init(&(*graphics)->containers);
(*graphics)->contid = 0;
return Ok;
}
GpStatus WINGDIPAPI GdipCreateFromHWND(HWND hwnd, GpGraphics **graphics)
{
GpStatus ret;
HDC hdc;
TRACE("(%p, %p)\n", hwnd, graphics);
hdc = GetDC(hwnd);
if((ret = GdipCreateFromHDC(hdc, graphics)) != Ok)
{
ReleaseDC(hwnd, hdc);
return ret;
}
(*graphics)->hwnd = hwnd;
(*graphics)->owndc = TRUE;
return Ok;
}
/* FIXME: no icm handling */
GpStatus WINGDIPAPI GdipCreateFromHWNDICM(HWND hwnd, GpGraphics **graphics)
{
TRACE("(%p, %p)\n", hwnd, graphics);
return GdipCreateFromHWND(hwnd, graphics);
}
GpStatus WINGDIPAPI GdipCreateMetafileFromEmf(HENHMETAFILE hemf, BOOL delete,
GpMetafile **metafile)
{
static int calls;
if(!hemf || !metafile)
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipCreateMetafileFromWmf(HMETAFILE hwmf, BOOL delete,
GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
{
IStream *stream = NULL;
UINT read;
BYTE* copy;
HENHMETAFILE hemf;
GpStatus retval = GenericError;
TRACE("(%p, %d, %p, %p)\n", hwmf, delete, placeable, metafile);
if(!hwmf || !metafile || !placeable)
return InvalidParameter;
*metafile = NULL;
read = GetMetaFileBitsEx(hwmf, 0, NULL);
if(!read)
return GenericError;
copy = GdipAlloc(read);
GetMetaFileBitsEx(hwmf, read, copy);
hemf = SetWinMetaFileBits(read, copy, NULL, NULL);
GdipFree(copy);
read = GetEnhMetaFileBits(hemf, 0, NULL);
copy = GdipAlloc(read);
GetEnhMetaFileBits(hemf, read, copy);
DeleteEnhMetaFile(hemf);
if(CreateStreamOnHGlobal(copy, TRUE, &stream) != S_OK){
ERR("could not make stream\n");
GdipFree(copy);
goto err;
}
*metafile = GdipAlloc(sizeof(GpMetafile));
if(!*metafile){
retval = OutOfMemory;
goto err;
}
if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture,
(LPVOID*) &((*metafile)->image.picture)) != S_OK)
goto err;
(*metafile)->image.type = ImageTypeMetafile;
(*metafile)->bounds.X = ((REAL) placeable->BoundingBox.Left) / ((REAL) placeable->Inch);
(*metafile)->bounds.Y = ((REAL) placeable->BoundingBox.Right) / ((REAL) placeable->Inch);
(*metafile)->bounds.Width = ((REAL) (placeable->BoundingBox.Right
- placeable->BoundingBox.Left)) / ((REAL) placeable->Inch);
(*metafile)->bounds.Height = ((REAL) (placeable->BoundingBox.Bottom
- placeable->BoundingBox.Top)) / ((REAL) placeable->Inch);
(*metafile)->unit = UnitInch;
if(delete)
DeleteMetaFile(hwmf);
return Ok;
err:
GdipFree(*metafile);
IStream_Release(stream);
return retval;
}
GpStatus WINGDIPAPI GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR *file,
GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
{
HMETAFILE hmf = GetMetaFileW(file);
TRACE("(%s, %p, %p)\n", debugstr_w(file), placeable, metafile);
if(!hmf) return InvalidParameter;
return GdipCreateMetafileFromWmf(hmf, TRUE, placeable, metafile);
}
GpStatus WINGDIPAPI GdipCreateMetafileFromFile(GDIPCONST WCHAR *file,
GpMetafile **metafile)
{
FIXME("(%p, %p): stub\n", file, metafile);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipCreateMetafileFromStream(IStream *stream,
GpMetafile **metafile)
{
FIXME("(%p, %p): stub\n", stream, metafile);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipCreateStreamOnFile(GDIPCONST WCHAR * filename,
UINT access, IStream **stream)
{
DWORD dwMode;
HRESULT ret;
TRACE("(%s, %u, %p)\n", debugstr_w(filename), access, stream);
if(!stream || !filename)
return InvalidParameter;
if(access & GENERIC_WRITE)
dwMode = STGM_SHARE_DENY_WRITE | STGM_WRITE | STGM_CREATE;
else if(access & GENERIC_READ)
dwMode = STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE;
else
return InvalidParameter;
ret = SHCreateStreamOnFileW(filename, dwMode, stream);
return hresult_to_status(ret);
}
GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *graphics)
{
GraphicsContainerItem *cont, *next;
TRACE("(%p)\n", graphics);
if(!graphics) return InvalidParameter;
if(graphics->busy) return ObjectBusy;
if(graphics->owndc)
ReleaseDC(graphics->hwnd, graphics->hdc);
LIST_FOR_EACH_ENTRY_SAFE(cont, next, &graphics->containers, GraphicsContainerItem, entry){
list_remove(&cont->entry);
delete_container(cont);
}
GdipDeleteRegion(graphics->clip);
GdipDeleteMatrix(graphics->worldtrans);
GdipFree(graphics);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x,
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
{
INT save_state, num_pts;
GpPointF points[MAX_ARC_PTS];
GpStatus retval;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
width, height, startAngle, sweepAngle);
if(!graphics || !pen || width <= 0 || height <= 0)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
num_pts = arc2polybezier(points, x, y, width, height, startAngle, sweepAngle);
save_state = prepare_dc(graphics, pen);
retval = draw_polybezier(graphics, pen, points, num_pts, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawArcI(GpGraphics *graphics, GpPen *pen, INT x,
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
{
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
width, height, startAngle, sweepAngle);
return GdipDrawArc(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}
GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics *graphics, GpPen *pen, REAL x1,
REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)
{
INT save_state;
GpPointF pt[4];
GpStatus retval;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1,
x2, y2, x3, y3, x4, y4);
if(!graphics || !pen)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pt[0].X = x1;
pt[0].Y = y1;
pt[1].X = x2;
pt[1].Y = y2;
pt[2].X = x3;
pt[2].Y = y3;
pt[3].X = x4;
pt[3].Y = y4;
save_state = prepare_dc(graphics, pen);
retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics *graphics, GpPen *pen, INT x1,
INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4)
{
INT save_state;
GpPointF pt[4];
GpStatus retval;
TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1,
x2, y2, x3, y3, x4, y4);
if(!graphics || !pen)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pt[0].X = x1;
pt[0].Y = y1;
pt[1].X = x2;
pt[1].Y = y2;
pt[2].X = x3;
pt[2].Y = y3;
pt[3].X = x4;
pt[3].Y = y4;
save_state = prepare_dc(graphics, pen);
retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count)
{
INT i;
GpStatus ret;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(!graphics || !pen || !points || (count <= 0))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
for(i = 0; i < floor(count / 4); i++){
ret = GdipDrawBezier(graphics, pen,
points[4*i].X, points[4*i].Y,
points[4*i + 1].X, points[4*i + 1].Y,
points[4*i + 2].X, points[4*i + 2].Y,
points[4*i + 3].X, points[4*i + 3].Y);
if(ret != Ok)
return ret;
}
return Ok;
}
GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count)
{
GpPointF *pts;
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(!graphics || !pen || !points || (count <= 0))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pts = GdipAlloc(sizeof(GpPointF) * count);
if(!pts)
return OutOfMemory;
for(i = 0; i < count; i++){
pts[i].X = (REAL)points[i].X;
pts[i].Y = (REAL)points[i].Y;
}
ret = GdipDrawBeziers(graphics,pen,pts,count);
GdipFree(pts);
return ret;
}
GpStatus WINGDIPAPI GdipDrawClosedCurve(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count)
{
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
return GdipDrawClosedCurve2(graphics, pen, points, count, 1.0);
}
GpStatus WINGDIPAPI GdipDrawClosedCurveI(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count)
{
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
return GdipDrawClosedCurve2I(graphics, pen, points, count, 1.0);
}
GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count, REAL tension)
{
GpPath *path;
GpStatus stat;
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
if(!graphics || !pen || !points || count <= 0)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if((stat = GdipCreatePath(FillModeAlternate, &path)) != Ok)
return stat;
stat = GdipAddPathClosedCurve2(path, points, count, tension);
if(stat != Ok){
GdipDeletePath(path);
return stat;
}
stat = GdipDrawPath(graphics, pen, path);
GdipDeletePath(path);
return stat;
}
GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count, REAL tension)
{
GpPointF *ptf;
GpStatus stat;
INT i;
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
if(!points || count <= 0)
return InvalidParameter;
ptf = GdipAlloc(sizeof(GpPointF)*count);
if(!ptf)
return OutOfMemory;
for(i = 0; i < count; i++){
ptf[i].X = (REAL)points[i].X;
ptf[i].Y = (REAL)points[i].Y;
}
stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension);
GdipFree(ptf);
return stat;
}
GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count)
{
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
return GdipDrawCurve2(graphics,pen,points,count,1.0);
}
GpStatus WINGDIPAPI GdipDrawCurveI(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count)
{
GpPointF *pointsF;
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(!points)
return InvalidParameter;
pointsF = GdipAlloc(sizeof(GpPointF)*count);
if(!pointsF)
return OutOfMemory;
for(i = 0; i < count; i++){
pointsF[i].X = (REAL)points[i].X;
pointsF[i].Y = (REAL)points[i].Y;
}
ret = GdipDrawCurve(graphics,pen,pointsF,count);
GdipFree(pointsF);
return ret;
}
/* Approximates cardinal spline with Bezier curves. */
GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count, REAL tension)
{
/* PolyBezier expects count*3-2 points. */
INT i, len_pt = count*3-2, save_state;
GpPointF *pt;
REAL x1, x2, y1, y2;
GpStatus retval;
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
if(!graphics || !pen)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if(count < 2)
return InvalidParameter;
pt = GdipAlloc(len_pt * sizeof(GpPointF));
if(!pt)
return OutOfMemory;
tension = tension * TENSION_CONST;
calc_curve_bezier_endp(points[0].X, points[0].Y, points[1].X, points[1].Y,
tension, &x1, &y1);
pt[0].X = points[0].X;
pt[0].Y = points[0].Y;
pt[1].X = x1;
pt[1].Y = y1;
for(i = 0; i < count-2; i++){
calc_curve_bezier(&(points[i]), tension, &x1, &y1, &x2, &y2);
pt[3*i+2].X = x1;
pt[3*i+2].Y = y1;
pt[3*i+3].X = points[i+1].X;
pt[3*i+3].Y = points[i+1].Y;
pt[3*i+4].X = x2;
pt[3*i+4].Y = y2;
}
calc_curve_bezier_endp(points[count-1].X, points[count-1].Y,
points[count-2].X, points[count-2].Y, tension, &x1, &y1);
pt[len_pt-2].X = x1;
pt[len_pt-2].Y = y1;
pt[len_pt-1].X = points[count-1].X;
pt[len_pt-1].Y = points[count-1].Y;
save_state = prepare_dc(graphics, pen);
retval = draw_polybezier(graphics, pen, pt, len_pt, TRUE);
GdipFree(pt);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawCurve2I(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count, REAL tension)
{
GpPointF *pointsF;
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
if(!points)
return InvalidParameter;
pointsF = GdipAlloc(sizeof(GpPointF)*count);
if(!pointsF)
return OutOfMemory;
for(i = 0; i < count; i++){
pointsF[i].X = (REAL)points[i].X;
pointsF[i].Y = (REAL)points[i].Y;
}
ret = GdipDrawCurve2(graphics,pen,pointsF,count,tension);
GdipFree(pointsF);
return ret;
}
GpStatus WINGDIPAPI GdipDrawCurve3(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPointF *points, INT count, INT offset, INT numberOfSegments,
REAL tension)
{
TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
return InvalidParameter;
}
return GdipDrawCurve2(graphics, pen, points + offset, numberOfSegments + 1, tension);
}
GpStatus WINGDIPAPI GdipDrawCurve3I(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpPoint *points, INT count, INT offset, INT numberOfSegments,
REAL tension)
{
TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
if(count < 0){
return OutOfMemory;
}
if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
return InvalidParameter;
}
return GdipDrawCurve2I(graphics, pen, points + offset, numberOfSegments + 1, tension);
}
GpStatus WINGDIPAPI GdipDrawEllipse(GpGraphics *graphics, GpPen *pen, REAL x,
REAL y, REAL width, REAL height)
{
INT save_state;
GpPointF ptf[2];
POINT pti[2];
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
if(!graphics || !pen)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y + height;
save_state = prepare_dc(graphics, pen);
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
transform_and_round_points(graphics, pti, ptf, 2);
Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y);
restore_dc(graphics, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawEllipseI(GpGraphics *graphics, GpPen *pen, INT x,
INT y, INT width, INT height)
{
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
return GdipDrawEllipse(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}
GpStatus WINGDIPAPI GdipDrawImage(GpGraphics *graphics, GpImage *image, REAL x, REAL y)
{
TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y);
/* IPicture::Render uses LONG coords */
return GdipDrawImageI(graphics,image,roundr(x),roundr(y));
}
GpStatus WINGDIPAPI GdipDrawImageI(GpGraphics *graphics, GpImage *image, INT x,
INT y)
{
UINT width, height, srcw, srch;
TRACE("(%p, %p, %d, %d)\n", graphics, image, x, y);
if(!graphics || !image)
return InvalidParameter;
GdipGetImageWidth(image, &width);
GdipGetImageHeight(image, &height);
srcw = width * (((REAL) INCH_HIMETRIC) /
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX)));
srch = height * (((REAL) INCH_HIMETRIC) /
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY)));
if(image->type != ImageTypeMetafile){
y += height;
height *= -1;
}
IPicture_Render(image->picture, graphics->hdc, x, y, width, height,
0, 0, srcw, srch, NULL);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawImagePointRect(GpGraphics *graphics, GpImage *image,
REAL x, REAL y, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight,
GpUnit srcUnit)
{
FIXME("(%p, %p, %f, %f, %f, %f, %f, %f, %d): stub\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipDrawImagePointRectI(GpGraphics *graphics, GpImage *image,
INT x, INT y, INT srcx, INT srcy, INT srcwidth, INT srcheight,
GpUnit srcUnit)
{
FIXME("(%p, %p, %d, %d, %d, %d, %d, %d, %d): stub\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipDrawImagePoints(GpGraphics *graphics, GpImage *image,
GDIPCONST GpPointF *dstpoints, INT count)
{
FIXME("(%p, %p, %p, %d): stub\n", graphics, image, dstpoints, count);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipDrawImagePointsI(GpGraphics *graphics, GpImage *image,
GDIPCONST GpPoint *dstpoints, INT count)
{
FIXME("(%p, %p, %p, %d): stub\n", graphics, image, dstpoints, count);
return NotImplemented;
}
/* FIXME: partially implemented (only works for rectangular parallelograms) */
GpStatus WINGDIPAPI GdipDrawImagePointsRect(GpGraphics *graphics, GpImage *image,
GDIPCONST GpPointF *points, INT count, REAL srcx, REAL srcy, REAL srcwidth,
REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
DrawImageAbort callback, VOID * callbackData)
{
GpPointF ptf[3];
POINT pti[3];
REAL dx, dy;
TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics, image, points,
count, srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
callbackData);
if(!graphics || !image || !points || count != 3)
return InvalidParameter;
if(srcUnit == UnitInch)
dx = dy = (REAL) INCH_HIMETRIC;
else if(srcUnit == UnitPixel){
dx = ((REAL) INCH_HIMETRIC) /
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX));
dy = ((REAL) INCH_HIMETRIC) /
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY));
}
else
return NotImplemented;
memcpy(ptf, points, 3 * sizeof(GpPointF));
transform_and_round_points(graphics, pti, ptf, 3);
/* IPicture renders bitmaps with the y-axis reversed
* FIXME: flipping for unknown image type might not be correct. */
if(image->type != ImageTypeMetafile){
INT temp;
temp = pti[0].y;
pti[0].y = pti[2].y;
pti[2].y = temp;
}
if(IPicture_Render(image->picture, graphics->hdc,
pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y,
srcx * dx, srcy * dy,
srcwidth * dx, srcheight * dy,
NULL) != S_OK){
if(callback)
callback(callbackData);
return GenericError;
}
return Ok;
}
GpStatus WINGDIPAPI GdipDrawImagePointsRectI(GpGraphics *graphics, GpImage *image,
GDIPCONST GpPoint *points, INT count, INT srcx, INT srcy, INT srcwidth,
INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
DrawImageAbort callback, VOID * callbackData)
{
GpPointF pointsF[3];
INT i;
TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics, image, points, count,
srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
callbackData);
if(!points || count!=3)
return InvalidParameter;
for(i = 0; i < count; i++){
pointsF[i].X = (REAL)points[i].X;
pointsF[i].Y = (REAL)points[i].Y;
}
return GdipDrawImagePointsRect(graphics, image, pointsF, count, (REAL)srcx, (REAL)srcy,
(REAL)srcwidth, (REAL)srcheight, srcUnit, imageAttributes,
callback, callbackData);
}
GpStatus WINGDIPAPI GdipDrawImageRectRect(GpGraphics *graphics, GpImage *image,
REAL dstx, REAL dsty, REAL dstwidth, REAL dstheight, REAL srcx, REAL srcy,
REAL srcwidth, REAL srcheight, GpUnit srcUnit,
GDIPCONST GpImageAttributes* imageattr, DrawImageAbort callback,
VOID * callbackData)
{
GpPointF points[3];
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
points[0].X = dstx;
points[0].Y = dsty;
points[1].X = dstx + dstwidth;
points[1].Y = dsty;
points[2].X = dstx;
points[2].Y = dsty + dstheight;
return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
}
GpStatus WINGDIPAPI GdipDrawImageRectRectI(GpGraphics *graphics, GpImage *image,
INT dstx, INT dsty, INT dstwidth, INT dstheight, INT srcx, INT srcy,
INT srcwidth, INT srcheight, GpUnit srcUnit,
GDIPCONST GpImageAttributes* imageAttributes, DrawImageAbort callback,
VOID * callbackData)
{
GpPointF points[3];
TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
points[0].X = dstx;
points[0].Y = dsty;
points[1].X = dstx + dstwidth;
points[1].Y = dsty;
points[2].X = dstx;
points[2].Y = dsty + dstheight;
return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
}
GpStatus WINGDIPAPI GdipDrawImageRect(GpGraphics *graphics, GpImage *image,
REAL x, REAL y, REAL width, REAL height)
{
RectF bounds;
GpUnit unit;
GpStatus ret;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, image, x, y, width, height);
if(!graphics || !image)
return InvalidParameter;
ret = GdipGetImageBounds(image, &bounds, &unit);
if(ret != Ok)
return ret;
return GdipDrawImageRectRect(graphics, image, x, y, width, height,
bounds.X, bounds.Y, bounds.Width, bounds.Height,
unit, NULL, NULL, NULL);
}
GpStatus WINGDIPAPI GdipDrawImageRectI(GpGraphics *graphics, GpImage *image,
INT x, INT y, INT width, INT height)
{
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, image, x, y, width, height);
return GdipDrawImageRect(graphics, image, (REAL)x, (REAL)y, (REAL)width, (REAL)height);
}
GpStatus WINGDIPAPI GdipDrawLine(GpGraphics *graphics, GpPen *pen, REAL x1,
REAL y1, REAL x2, REAL y2)
{
INT save_state;
GpPointF pt[2];
GpStatus retval;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2);
if(!pen || !graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pt[0].X = x1;
pt[0].Y = y1;
pt[1].X = x2;
pt[1].Y = y2;
save_state = prepare_dc(graphics, pen);
retval = draw_polyline(graphics, pen, pt, 2, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics *graphics, GpPen *pen, INT x1,
INT y1, INT x2, INT y2)
{
INT save_state;
GpPointF pt[2];
GpStatus retval;
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2);
if(!pen || !graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pt[0].X = (REAL)x1;
pt[0].Y = (REAL)y1;
pt[1].X = (REAL)x2;
pt[1].Y = (REAL)y2;
save_state = prepare_dc(graphics, pen);
retval = draw_polyline(graphics, pen, pt, 2, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawLines(GpGraphics *graphics, GpPen *pen, GDIPCONST
GpPointF *points, INT count)
{
INT save_state;
GpStatus retval;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(!pen || !graphics || (count < 2))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
save_state = prepare_dc(graphics, pen);
retval = draw_polyline(graphics, pen, points, count, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawLinesI(GpGraphics *graphics, GpPen *pen, GDIPCONST
GpPoint *points, INT count)
{
INT save_state;
GpStatus retval;
GpPointF *ptf = NULL;
int i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(!pen || !graphics || (count < 2))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf = GdipAlloc(count * sizeof(GpPointF));
if(!ptf) return OutOfMemory;
for(i = 0; i < count; i ++){
ptf[i].X = (REAL) points[i].X;
ptf[i].Y = (REAL) points[i].Y;
}
save_state = prepare_dc(graphics, pen);
retval = draw_polyline(graphics, pen, ptf, count, TRUE);
restore_dc(graphics, save_state);
GdipFree(ptf);
return retval;
}
GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path)
{
INT save_state;
GpStatus retval;
TRACE("(%p, %p, %p)\n", graphics, pen, path);
if(!pen || !graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
save_state = prepare_dc(graphics, pen);
retval = draw_poly(graphics, pen, path->pathdata.Points,
path->pathdata.Types, path->pathdata.Count, TRUE);
restore_dc(graphics, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipDrawPie(GpGraphics *graphics, GpPen *pen, REAL x,
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
{
INT save_state;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
width, height, startAngle, sweepAngle);
if(!graphics || !pen)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
save_state = prepare_dc(graphics, pen);
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
draw_pie(graphics, x, y, width, height, startAngle, sweepAngle);
restore_dc(graphics, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawPieI(GpGraphics *graphics, GpPen *pen, INT x,
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
{
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
width, height, startAngle, sweepAngle);
return GdipDrawPie(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}
GpStatus WINGDIPAPI GdipDrawRectangle(GpGraphics *graphics, GpPen *pen, REAL x,
REAL y, REAL width, REAL height)
{
INT save_state;
GpPointF ptf[4];
POINT pti[4];
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
if(!pen || !graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y;
ptf[2].X = x + width;
ptf[2].Y = y + height;
ptf[3].X = x;
ptf[3].Y = y + height;
save_state = prepare_dc(graphics, pen);
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
transform_and_round_points(graphics, pti, ptf, 4);
Polygon(graphics->hdc, pti, 4);
restore_dc(graphics, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawRectangleI(GpGraphics *graphics, GpPen *pen, INT x,
INT y, INT width, INT height)
{
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
return GdipDrawRectangle(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}
GpStatus WINGDIPAPI GdipDrawRectangles(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpRectF* rects, INT count)
{
GpPointF *ptf;
POINT *pti;
INT save_state, i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
if(!graphics || !pen || !rects || count < 1)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf = GdipAlloc(4 * count * sizeof(GpPointF));
pti = GdipAlloc(4 * count * sizeof(POINT));
if(!ptf || !pti){
GdipFree(ptf);
GdipFree(pti);
return OutOfMemory;
}
for(i = 0; i < count; i++){
ptf[4 * i + 3].X = ptf[4 * i].X = rects[i].X;
ptf[4 * i + 1].Y = ptf[4 * i].Y = rects[i].Y;
ptf[4 * i + 2].X = ptf[4 * i + 1].X = rects[i].X + rects[i].Width;
ptf[4 * i + 3].Y = ptf[4 * i + 2].Y = rects[i].Y + rects[i].Height;
}
save_state = prepare_dc(graphics, pen);
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
transform_and_round_points(graphics, pti, ptf, 4 * count);
for(i = 0; i < count; i++)
Polygon(graphics->hdc, &pti[4 * i], 4);
restore_dc(graphics, save_state);
GdipFree(ptf);
GdipFree(pti);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawRectanglesI(GpGraphics *graphics, GpPen *pen,
GDIPCONST GpRect* rects, INT count)
{
GpRectF *rectsF;
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
if(!rects || count<=0)
return InvalidParameter;
rectsF = GdipAlloc(sizeof(GpRectF) * count);
if(!rectsF)
return OutOfMemory;
for(i = 0;i < count;i++){
rectsF[i].X = (REAL)rects[i].X;
rectsF[i].Y = (REAL)rects[i].Y;
rectsF[i].Width = (REAL)rects[i].Width;
rectsF[i].Height = (REAL)rects[i].Height;
}
ret = GdipDrawRectangles(graphics, pen, rectsF, count);
GdipFree(rectsF);
return ret;
}
GpStatus WINGDIPAPI GdipDrawString(GpGraphics *graphics, GDIPCONST WCHAR *string,
INT length, GDIPCONST GpFont *font, GDIPCONST RectF *rect,
GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush)
{
HRGN rgn = NULL;
HFONT gdifont;
LOGFONTW lfw;
TEXTMETRICW textmet;
GpPointF pt[2], rectcpy[4];
POINT corners[4];
WCHAR* stringdup;
REAL angle, ang_cos, ang_sin, rel_width, rel_height;
INT sum = 0, height = 0, offsety = 0, fit, fitcpy, save_state, i, j, lret, nwidth,
nheight, lineend;
SIZE size;
POINT drawbase;
UINT drawflags;
RECT drawcoord;
TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics, debugstr_wn(string, length),
length, font, debugstr_rectf(rect), format, brush);
if(!graphics || !string || !font || !brush || !rect)
return InvalidParameter;
if((brush->bt != BrushTypeSolidColor)){
FIXME("not implemented for given parameters\n");
return NotImplemented;
}
if(format){
TRACE("may be ignoring some format flags: attr %x\n", format->attr);
/* Should be no need to explicitly test for StringAlignmentNear as
* that is default behavior if no alignment is passed. */
if(format->vertalign != StringAlignmentNear){
RectF bounds;
GdipMeasureString(graphics, string, length, font, rect, format, &bounds, 0, 0);
if(format->vertalign == StringAlignmentCenter)
offsety = (rect->Height - bounds.Height) / 2;
else if(format->vertalign == StringAlignmentFar)
offsety = (rect->Height - bounds.Height);
}
}
if(length == -1) length = lstrlenW(string);
stringdup = GdipAlloc(length * sizeof(WCHAR));
if(!stringdup) return OutOfMemory;
save_state = SaveDC(graphics->hdc);
SetBkMode(graphics->hdc, TRANSPARENT);
SetTextColor(graphics->hdc, brush->lb.lbColor);
rectcpy[3].X = rectcpy[0].X = rect->X;
rectcpy[1].Y = rectcpy[0].Y = rect->Y + offsety;
rectcpy[2].X = rectcpy[1].X = rect->X + rect->Width;
rectcpy[3].Y = rectcpy[2].Y = rect->Y + offsety + rect->Height;
transform_and_round_points(graphics, corners, rectcpy, 4);
if (roundr(rect->Width) == 0)
{
rel_width = 1.0;
nwidth = INT_MAX;
}
else
{
rel_width = sqrt((corners[1].x - corners[0].x) * (corners[1].x - corners[0].x) +
(corners[1].y - corners[0].y) * (corners[1].y - corners[0].y))
/ rect->Width;
nwidth = roundr(rel_width * rect->Width);
}
if (roundr(rect->Height) == 0)
{
rel_height = 1.0;
nheight = INT_MAX;
}
else
{
rel_height = sqrt((corners[2].x - corners[1].x) * (corners[2].x - corners[1].x) +
(corners[2].y - corners[1].y) * (corners[2].y - corners[1].y))
/ rect->Height;
nheight = roundr(rel_height * rect->Height);
}
if (roundr(rect->Width) != 0 && roundr(rect->Height) != 0)
{
/* FIXME: If only the width or only the height is 0, we should probably still clip */
rgn = CreatePolygonRgn(corners, 4, ALTERNATE);
SelectClipRgn(graphics->hdc, rgn);
}
/* Use gdi to find the font, then perform transformations on it (height,
* width, angle). */
SelectObject(graphics->hdc, CreateFontIndirectW(&font->lfw));
GetTextMetricsW(graphics->hdc, &textmet);
lfw = font->lfw;
lfw.lfHeight = roundr(((REAL)lfw.lfHeight) * rel_height);
lfw.lfWidth = roundr(textmet.tmAveCharWidth * rel_width);
pt[0].X = 0.0;
pt[0].Y = 0.0;
pt[1].X = 1.0;
pt[1].Y = 0.0;
GdipTransformMatrixPoints(graphics->worldtrans, pt, 2);
angle = -gdiplus_atan2((pt[1].Y - pt[0].Y), (pt[1].X - pt[0].X));
ang_cos = cos(angle);
ang_sin = sin(angle);
lfw.lfEscapement = lfw.lfOrientation = roundr((angle / M_PI) * 1800.0);
gdifont = CreateFontIndirectW(&lfw);
DeleteObject(SelectObject(graphics->hdc, CreateFontIndirectW(&lfw)));
for(i = 0, j = 0; i < length; i++){
if(!isprintW(string[i]) && (string[i] != '\n'))
continue;
stringdup[j] = string[i];
j++;
}
length = j;
if (!format || format->align == StringAlignmentNear)
{
drawbase.x = corners[0].x;
drawbase.y = corners[0].y;
drawflags = DT_NOCLIP | DT_EXPANDTABS;
}
else if (format->align == StringAlignmentCenter)
{
drawbase.x = (corners[0].x + corners[1].x)/2;
drawbase.y = (corners[0].y + corners[1].y)/2;
drawflags = DT_NOCLIP | DT_EXPANDTABS | DT_CENTER;
}
else /* (format->align == StringAlignmentFar) */
{
drawbase.x = corners[1].x;
drawbase.y = corners[1].y;
drawflags = DT_NOCLIP | DT_EXPANDTABS | DT_RIGHT;
}
while(sum < length){
drawcoord.left = drawcoord.right = drawbase.x + roundr(ang_sin * (REAL) height);
drawcoord.top = drawcoord.bottom = drawbase.y + roundr(ang_cos * (REAL) height);
GetTextExtentExPointW(graphics->hdc, stringdup + sum, length - sum,
nwidth, &fit, NULL, &size);
fitcpy = fit;
if(fit == 0){
DrawTextW(graphics->hdc, stringdup + sum, 1, &drawcoord, drawflags);
break;
}
for(lret = 0; lret < fit; lret++)
if(*(stringdup + sum + lret) == '\n')
break;
/* Line break code (may look strange, but it imitates windows). */
if(lret < fit)
lineend = fit = lret; /* this is not an off-by-one error */
else if(fit < (length - sum)){
if(*(stringdup + sum + fit) == ' ')
while(*(stringdup + sum + fit) == ' ')
fit++;
else
while(*(stringdup + sum + fit - 1) != ' '){
fit--;
if(*(stringdup + sum + fit) == '\t')
break;
if(fit == 0){
fit = fitcpy;
break;
}
}
lineend = fit;
while(*(stringdup + sum + lineend - 1) == ' ' ||
*(stringdup + sum + lineend - 1) == '\t')
lineend--;
}
else
lineend = fit;
DrawTextW(graphics->hdc, stringdup + sum, min(length - sum, lineend),
&drawcoord, drawflags);
sum += fit + (lret < fitcpy ? 1 : 0);
height += size.cy;
if(height > nheight)
break;
/* Stop if this was a linewrap (but not if it was a linebreak). */
if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap))
break;
}
GdipFree(stringdup);
DeleteObject(rgn);
DeleteObject(gdifont);
RestoreDC(graphics->hdc, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipFillClosedCurve2(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill)
{
GpPath *path;
GpStatus stat;
TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
count, tension, fill);
if(!graphics || !brush || !points)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
stat = GdipCreatePath(fill, &path);
if(stat != Ok)
return stat;
stat = GdipAddPathClosedCurve2(path, points, count, tension);
if(stat != Ok){
GdipDeletePath(path);
return stat;
}
stat = GdipFillPath(graphics, brush, path);
if(stat != Ok){
GdipDeletePath(path);
return stat;
}
GdipDeletePath(path);
return Ok;
}
GpStatus WINGDIPAPI GdipFillClosedCurve2I(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPoint *points, INT count, REAL tension, GpFillMode fill)
{
GpPointF *ptf;
GpStatus stat;
INT i;
TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
count, tension, fill);
if(!points || count <= 0)
return InvalidParameter;
ptf = GdipAlloc(sizeof(GpPointF)*count);
if(!ptf)
return OutOfMemory;
for(i = 0;i < count;i++){
ptf[i].X = (REAL)points[i].X;
ptf[i].Y = (REAL)points[i].Y;
}
stat = GdipFillClosedCurve2(graphics, brush, ptf, count, tension, fill);
GdipFree(ptf);
return stat;
}
GpStatus WINGDIPAPI GdipFillEllipse(GpGraphics *graphics, GpBrush *brush, REAL x,
REAL y, REAL width, REAL height)
{
INT save_state;
GpPointF ptf[2];
POINT pti[2];
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
if(!graphics || !brush)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y + height;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
transform_and_round_points(graphics, pti, ptf, 2);
BeginPath(graphics->hdc);
Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipFillEllipseI(GpGraphics *graphics, GpBrush *brush, INT x,
INT y, INT width, INT height)
{
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
return GdipFillEllipse(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}
GpStatus WINGDIPAPI GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path)
{
INT save_state;
GpStatus retval;
TRACE("(%p, %p, %p)\n", graphics, brush, path);
if(!brush || !graphics || !path)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
SetPolyFillMode(graphics->hdc, (path->fill == FillModeAlternate ? ALTERNATE
: WINDING));
BeginPath(graphics->hdc);
retval = draw_poly(graphics, NULL, path->pathdata.Points,
path->pathdata.Types, path->pathdata.Count, FALSE);
if(retval != Ok)
goto end;
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
retval = Ok;
end:
RestoreDC(graphics->hdc, save_state);
return retval;
}
GpStatus WINGDIPAPI GdipFillPie(GpGraphics *graphics, GpBrush *brush, REAL x,
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
{
INT save_state;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
graphics, brush, x, y, width, height, startAngle, sweepAngle);
if(!graphics || !brush)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
BeginPath(graphics->hdc);
draw_pie(graphics, x, y, width, height, startAngle, sweepAngle);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipFillPieI(GpGraphics *graphics, GpBrush *brush, INT x,
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
{
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
graphics, brush, x, y, width, height, startAngle, sweepAngle);
return GdipFillPie(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}
GpStatus WINGDIPAPI GdipFillPolygon(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPointF *points, INT count, GpFillMode fillMode)
{
INT save_state;
GpPointF *ptf = NULL;
POINT *pti = NULL;
GpStatus retval = Ok;
TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
if(!graphics || !brush || !points || !count)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf = GdipAlloc(count * sizeof(GpPointF));
pti = GdipAlloc(count * sizeof(POINT));
if(!ptf || !pti){
retval = OutOfMemory;
goto end;
}
memcpy(ptf, points, count * sizeof(GpPointF));
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
SetPolyFillMode(graphics->hdc, (fillMode == FillModeAlternate ? ALTERNATE
: WINDING));
transform_and_round_points(graphics, pti, ptf, count);
BeginPath(graphics->hdc);
Polygon(graphics->hdc, pti, count);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
end:
GdipFree(ptf);
GdipFree(pti);
return retval;
}
GpStatus WINGDIPAPI GdipFillPolygonI(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPoint *points, INT count, GpFillMode fillMode)
{
INT save_state, i;
GpPointF *ptf = NULL;
POINT *pti = NULL;
GpStatus retval = Ok;
TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
if(!graphics || !brush || !points || !count)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf = GdipAlloc(count * sizeof(GpPointF));
pti = GdipAlloc(count * sizeof(POINT));
if(!ptf || !pti){
retval = OutOfMemory;
goto end;
}
for(i = 0; i < count; i ++){
ptf[i].X = (REAL) points[i].X;
ptf[i].Y = (REAL) points[i].Y;
}
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
SetPolyFillMode(graphics->hdc, (fillMode == FillModeAlternate ? ALTERNATE
: WINDING));
transform_and_round_points(graphics, pti, ptf, count);
BeginPath(graphics->hdc);
Polygon(graphics->hdc, pti, count);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
end:
GdipFree(ptf);
GdipFree(pti);
return retval;
}
GpStatus WINGDIPAPI GdipFillPolygon2(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPointF *points, INT count)
{
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
return GdipFillPolygon(graphics, brush, points, count, FillModeAlternate);
}
GpStatus WINGDIPAPI GdipFillPolygon2I(GpGraphics *graphics, GpBrush *brush,
GDIPCONST GpPoint *points, INT count)
{
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
return GdipFillPolygonI(graphics, brush, points, count, FillModeAlternate);
}
GpStatus WINGDIPAPI GdipFillRectangle(GpGraphics *graphics, GpBrush *brush,
REAL x, REAL y, REAL width, REAL height)
{
INT save_state;
GpPointF ptf[4];
POINT pti[4];
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
if(!graphics || !brush)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y;
ptf[2].X = x + width;
ptf[2].Y = y + height;
ptf[3].X = x;
ptf[3].Y = y + height;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
transform_and_round_points(graphics, pti, ptf, 4);
BeginPath(graphics->hdc);
Polygon(graphics->hdc, pti, 4);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipFillRectangleI(GpGraphics *graphics, GpBrush *brush,
INT x, INT y, INT width, INT height)
{
INT save_state;
GpPointF ptf[4];
POINT pti[4];
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
if(!graphics || !brush)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
ptf[0].X = x;
ptf[0].Y = y;
ptf[1].X = x + width;
ptf[1].Y = y;
ptf[2].X = x + width;
ptf[2].Y = y + height;
ptf[3].X = x;
ptf[3].Y = y + height;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
transform_and_round_points(graphics, pti, ptf, 4);
BeginPath(graphics->hdc);
Polygon(graphics->hdc, pti, 4);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
RestoreDC(graphics->hdc, save_state);
return Ok;
}
GpStatus WINGDIPAPI GdipFillRectangles(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRectF *rects,
INT count)
{
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
if(!rects)
return InvalidParameter;
for(i = 0; i < count; i++){
ret = GdipFillRectangle(graphics, brush, rects[i].X, rects[i].Y, rects[i].Width, rects[i].Height);
if(ret != Ok) return ret;
}
return Ok;
}
GpStatus WINGDIPAPI GdipFillRectanglesI(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRect *rects,
INT count)
{
GpRectF *rectsF;
GpStatus ret;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
if(!rects || count <= 0)
return InvalidParameter;
rectsF = GdipAlloc(sizeof(GpRectF)*count);
if(!rectsF)
return OutOfMemory;
for(i = 0; i < count; i++){
rectsF[i].X = (REAL)rects[i].X;
rectsF[i].Y = (REAL)rects[i].Y;
rectsF[i].X = (REAL)rects[i].Width;
rectsF[i].Height = (REAL)rects[i].Height;
}
ret = GdipFillRectangles(graphics,brush,rectsF,count);
GdipFree(rectsF);
return ret;
}
/*****************************************************************************
* GdipFillRegion [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipFillRegion(GpGraphics* graphics, GpBrush* brush,
GpRegion* region)
{
INT save_state;
GpStatus status;
HRGN hrgn;
RECT rc;
TRACE("(%p, %p, %p)\n", graphics, brush, region);
if (!(graphics && brush && region))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
status = GdipGetRegionHRgn(region, graphics, &hrgn);
if(status != Ok)
return status;
save_state = SaveDC(graphics->hdc);
EndPath(graphics->hdc);
ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND);
if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
{
BeginPath(graphics->hdc);
Rectangle(graphics->hdc, rc.left, rc.top, rc.right, rc.bottom);
EndPath(graphics->hdc);
brush_fill_path(graphics, brush);
}
RestoreDC(graphics->hdc, save_state);
DeleteObject(hrgn);
return Ok;
}
GpStatus WINGDIPAPI GdipFlush(GpGraphics *graphics, GpFlushIntention intention)
{
static int calls;
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
/*****************************************************************************
* GdipGetClipBounds [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetClipBounds(GpGraphics *graphics, GpRectF *rect)
{
TRACE("(%p, %p)\n", graphics, rect);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipGetRegionBounds(graphics->clip, graphics, rect);
}
/*****************************************************************************
* GdipGetClipBoundsI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetClipBoundsI(GpGraphics *graphics, GpRect *rect)
{
TRACE("(%p, %p)\n", graphics, rect);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipGetRegionBoundsI(graphics->clip, graphics, rect);
}
/* FIXME: Compositing mode is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetCompositingMode(GpGraphics *graphics,
CompositingMode *mode)
{
TRACE("(%p, %p)\n", graphics, mode);
if(!graphics || !mode)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*mode = graphics->compmode;
return Ok;
}
/* FIXME: Compositing quality is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetCompositingQuality(GpGraphics *graphics,
CompositingQuality *quality)
{
TRACE("(%p, %p)\n", graphics, quality);
if(!graphics || !quality)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*quality = graphics->compqual;
return Ok;
}
/* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetInterpolationMode(GpGraphics *graphics,
InterpolationMode *mode)
{
TRACE("(%p, %p)\n", graphics, mode);
if(!graphics || !mode)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*mode = graphics->interpolation;
return Ok;
}
GpStatus WINGDIPAPI GdipGetNearestColor(GpGraphics *graphics, ARGB* argb)
{
if(!graphics || !argb)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
FIXME("(%p, %p): stub\n", graphics, argb);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipGetPageScale(GpGraphics *graphics, REAL *scale)
{
TRACE("(%p, %p)\n", graphics, scale);
if(!graphics || !scale)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*scale = graphics->scale;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPageUnit(GpGraphics *graphics, GpUnit *unit)
{
TRACE("(%p, %p)\n", graphics, unit);
if(!graphics || !unit)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*unit = graphics->unit;
return Ok;
}
/* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
*mode)
{
TRACE("(%p, %p)\n", graphics, mode);
if(!graphics || !mode)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*mode = graphics->pixeloffset;
return Ok;
}
/* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetSmoothingMode(GpGraphics *graphics, SmoothingMode *mode)
{
TRACE("(%p, %p)\n", graphics, mode);
if(!graphics || !mode)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*mode = graphics->smoothing;
return Ok;
}
GpStatus WINGDIPAPI GdipGetTextContrast(GpGraphics *graphics, UINT *contrast)
{
TRACE("(%p, %p)\n", graphics, contrast);
if(!graphics || !contrast)
return InvalidParameter;
*contrast = graphics->textcontrast;
return Ok;
}
/* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
GpStatus WINGDIPAPI GdipGetTextRenderingHint(GpGraphics *graphics,
TextRenderingHint *hint)
{
TRACE("(%p, %p)\n", graphics, hint);
if(!graphics || !hint)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*hint = graphics->texthint;
return Ok;
}
GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
{
TRACE("(%p, %p)\n", graphics, matrix);
if(!graphics || !matrix)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*matrix = *graphics->worldtrans;
return Ok;
}
GpStatus WINGDIPAPI GdipGraphicsClear(GpGraphics *graphics, ARGB color)
{
GpSolidFill *brush;
GpStatus stat;
RECT rect;
TRACE("(%p, %x)\n", graphics, color);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if((stat = GdipCreateSolidFill(color, &brush)) != Ok)
return stat;
if(graphics->hwnd){
if(!GetWindowRect(graphics->hwnd, &rect)){
GdipDeleteBrush((GpBrush*)brush);
return GenericError;
}
GdipFillRectangle(graphics, (GpBrush*)brush, 0.0, 0.0, (REAL)(rect.right - rect.left),
(REAL)(rect.bottom - rect.top));
}
else
GdipFillRectangle(graphics, (GpBrush*)brush, 0.0, 0.0, (REAL)GetDeviceCaps(graphics->hdc, HORZRES),
(REAL)GetDeviceCaps(graphics->hdc, VERTRES));
GdipDeleteBrush((GpBrush*)brush);
return Ok;
}
GpStatus WINGDIPAPI GdipIsClipEmpty(GpGraphics *graphics, BOOL *res)
{
TRACE("(%p, %p)\n", graphics, res);
if(!graphics || !res)
return InvalidParameter;
return GdipIsEmptyRegion(graphics->clip, graphics, res);
}
GpStatus WINGDIPAPI GdipIsVisiblePoint(GpGraphics *graphics, REAL x, REAL y, BOOL *result)
{
FIXME("(%p, %.2f, %.2f, %p) stub\n", graphics, x, y, result);
if(!graphics || !result)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return NotImplemented;
}
GpStatus WINGDIPAPI GdipIsVisiblePointI(GpGraphics *graphics, INT x, INT y, BOOL *result)
{
FIXME("(%p, %d, %d, %p) stub\n", graphics, x, y, result);
if(!graphics || !result)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return NotImplemented;
}
GpStatus WINGDIPAPI GdipMeasureCharacterRanges(GpGraphics* graphics,
GDIPCONST WCHAR* string, INT length, GDIPCONST GpFont* font,
GDIPCONST RectF* layoutRect, GDIPCONST GpStringFormat *stringFormat,
INT regionCount, GpRegion** regions)
{
if (!(graphics && string && font && layoutRect && stringFormat && regions))
return InvalidParameter;
FIXME("stub: %p %s %d %p %p %p %d %p\n", graphics, debugstr_w(string),
length, font, layoutRect, stringFormat, regionCount, regions);
return NotImplemented;
}
/* Find the smallest rectangle that bounds the text when it is printed in rect
* according to the format options listed in format. If rect has 0 width and
* height, then just find the smallest rectangle that bounds the text when it's
* printed at location (rect->X, rect-Y). */
GpStatus WINGDIPAPI GdipMeasureString(GpGraphics *graphics,
GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font,
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, RectF *bounds,
INT *codepointsfitted, INT *linesfilled)
{
HFONT oldfont;
WCHAR* stringdup;
INT sum = 0, height = 0, fit, fitcpy, max_width = 0, i, j, lret, nwidth,
nheight, lineend;
SIZE size;
TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics,
debugstr_wn(string, length), length, font, debugstr_rectf(rect), format,
bounds, codepointsfitted, linesfilled);
if(!graphics || !string || !font || !rect)
return InvalidParameter;
if(linesfilled) *linesfilled = 0;
if(codepointsfitted) *codepointsfitted = 0;
if(format)
TRACE("may be ignoring some format flags: attr %x\n", format->attr);
if(length == -1) length = lstrlenW(string);
stringdup = GdipAlloc((length + 1) * sizeof(WCHAR));
if(!stringdup) return OutOfMemory;
oldfont = SelectObject(graphics->hdc, CreateFontIndirectW(&font->lfw));
nwidth = roundr(rect->Width);
nheight = roundr(rect->Height);
if((nwidth == 0) && (nheight == 0))
nwidth = nheight = INT_MAX;
for(i = 0, j = 0; i < length; i++){
if(!isprintW(string[i]) && (string[i] != '\n'))
continue;
stringdup[j] = string[i];
j++;
}
stringdup[j] = 0;
length = j;
while(sum < length){
GetTextExtentExPointW(graphics->hdc, stringdup + sum, length - sum,
nwidth, &fit, NULL, &size);
fitcpy = fit;
if(fit == 0)
break;
for(lret = 0; lret < fit; lret++)
if(*(stringdup + sum + lret) == '\n')
break;
/* Line break code (may look strange, but it imitates windows). */
if(lret < fit)
lineend = fit = lret; /* this is not an off-by-one error */
else if(fit < (length - sum)){
if(*(stringdup + sum + fit) == ' ')
while(*(stringdup + sum + fit) == ' ')
fit++;
else
while(*(stringdup + sum + fit - 1) != ' '){
fit--;
if(*(stringdup + sum + fit) == '\t')
break;
if(fit == 0){
fit = fitcpy;
break;
}
}
lineend = fit;
while(*(stringdup + sum + lineend - 1) == ' ' ||
*(stringdup + sum + lineend - 1) == '\t')
lineend--;
}
else
lineend = fit;
GetTextExtentExPointW(graphics->hdc, stringdup + sum, lineend,
nwidth, &j, NULL, &size);
sum += fit + (lret < fitcpy ? 1 : 0);
if(codepointsfitted) *codepointsfitted = sum;
height += size.cy;
if(linesfilled) *linesfilled += size.cy;
max_width = max(max_width, size.cx);
if(height > nheight)
break;
/* Stop if this was a linewrap (but not if it was a linebreak). */
if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap))
break;
}
bounds->X = rect->X;
bounds->Y = rect->Y;
bounds->Width = (REAL)max_width;
bounds->Height = (REAL) min(height, nheight);
GdipFree(stringdup);
DeleteObject(SelectObject(graphics->hdc, oldfont));
return Ok;
}
GpStatus WINGDIPAPI GdipResetClip(GpGraphics *graphics)
{
TRACE("(%p)\n", graphics);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipSetInfinite(graphics->clip);
}
GpStatus WINGDIPAPI GdipResetWorldTransform(GpGraphics *graphics)
{
TRACE("(%p)\n", graphics);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->worldtrans->matrix[0] = 1.0;
graphics->worldtrans->matrix[1] = 0.0;
graphics->worldtrans->matrix[2] = 0.0;
graphics->worldtrans->matrix[3] = 1.0;
graphics->worldtrans->matrix[4] = 0.0;
graphics->worldtrans->matrix[5] = 0.0;
return Ok;
}
GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics *graphics, GraphicsState state)
{
return GdipEndContainer(graphics, state);
}
GpStatus WINGDIPAPI GdipRotateWorldTransform(GpGraphics *graphics, REAL angle,
GpMatrixOrder order)
{
TRACE("(%p, %.2f, %d)\n", graphics, angle, order);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipRotateMatrix(graphics->worldtrans, angle, order);
}
GpStatus WINGDIPAPI GdipSaveGraphics(GpGraphics *graphics, GraphicsState *state)
{
return GdipBeginContainer2(graphics, state);
}
GpStatus WINGDIPAPI GdipBeginContainer2(GpGraphics *graphics,
GraphicsContainer *state)
{
GraphicsContainerItem *container;
GpStatus sts;
TRACE("(%p, %p)\n", graphics, state);
if(!graphics || !state)
return InvalidParameter;
sts = init_container(&container, graphics);
if(sts != Ok)
return sts;
list_add_head(&graphics->containers, &container->entry);
*state = graphics->contid = container->contid;
return Ok;
}
GpStatus WINGDIPAPI GdipBeginContainer(GpGraphics *graphics, GDIPCONST GpRectF *dstrect, GDIPCONST GpRectF *srcrect, GpUnit unit, GraphicsContainer *state)
{
FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipBeginContainerI(GpGraphics *graphics, GDIPCONST GpRect *dstrect, GDIPCONST GpRect *srcrect, GpUnit unit, GraphicsContainer *state)
{
FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipComment(GpGraphics *graphics, UINT sizeData, GDIPCONST BYTE *data)
{
FIXME("(%p, %d, %p): stub\n", graphics, sizeData, data);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipEndContainer(GpGraphics *graphics, GraphicsContainer state)
{
GpStatus sts;
GraphicsContainerItem *container, *container2;
TRACE("(%p, %x)\n", graphics, state);
if(!graphics)
return InvalidParameter;
LIST_FOR_EACH_ENTRY(container, &graphics->containers, GraphicsContainerItem, entry){
if(container->contid == state)
break;
}
/* did not find a matching container */
if(&container->entry == &graphics->containers)
return Ok;
sts = restore_container(graphics, container);
if(sts != Ok)
return sts;
/* remove all of the containers on top of the found container */
LIST_FOR_EACH_ENTRY_SAFE(container, container2, &graphics->containers, GraphicsContainerItem, entry){
if(container->contid == state)
break;
list_remove(&container->entry);
delete_container(container);
}
list_remove(&container->entry);
delete_container(container);
return Ok;
}
GpStatus WINGDIPAPI GdipScaleWorldTransform(GpGraphics *graphics, REAL sx,
REAL sy, GpMatrixOrder order)
{
TRACE("(%p, %.2f, %.2f, %d)\n", graphics, sx, sy, order);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipScaleMatrix(graphics->worldtrans, sx, sy, order);
}
GpStatus WINGDIPAPI GdipSetClipGraphics(GpGraphics *graphics, GpGraphics *srcgraphics,
CombineMode mode)
{
TRACE("(%p, %p, %d)\n", graphics, srcgraphics, mode);
if(!graphics || !srcgraphics)
return InvalidParameter;
return GdipCombineRegionRegion(graphics->clip, srcgraphics->clip, mode);
}
GpStatus WINGDIPAPI GdipSetCompositingMode(GpGraphics *graphics,
CompositingMode mode)
{
TRACE("(%p, %d)\n", graphics, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->compmode = mode;
return Ok;
}
GpStatus WINGDIPAPI GdipSetCompositingQuality(GpGraphics *graphics,
CompositingQuality quality)
{
TRACE("(%p, %d)\n", graphics, quality);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->compqual = quality;
return Ok;
}
GpStatus WINGDIPAPI GdipSetInterpolationMode(GpGraphics *graphics,
InterpolationMode mode)
{
TRACE("(%p, %d)\n", graphics, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->interpolation = mode;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPageScale(GpGraphics *graphics, REAL scale)
{
TRACE("(%p, %.2f)\n", graphics, scale);
if(!graphics || (scale <= 0.0))
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->scale = scale;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPageUnit(GpGraphics *graphics, GpUnit unit)
{
TRACE("(%p, %d)\n", graphics, unit);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if(unit == UnitWorld)
return InvalidParameter;
graphics->unit = unit;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
mode)
{
TRACE("(%p, %d)\n", graphics, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->pixeloffset = mode;
return Ok;
}
GpStatus WINGDIPAPI GdipSetRenderingOrigin(GpGraphics *graphics, INT x, INT y)
{
static int calls;
TRACE("(%p,%i,%i)\n", graphics, x, y);
if (!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetSmoothingMode(GpGraphics *graphics, SmoothingMode mode)
{
TRACE("(%p, %d)\n", graphics, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->smoothing = mode;
return Ok;
}
GpStatus WINGDIPAPI GdipSetTextContrast(GpGraphics *graphics, UINT contrast)
{
TRACE("(%p, %d)\n", graphics, contrast);
if(!graphics)
return InvalidParameter;
graphics->textcontrast = contrast;
return Ok;
}
GpStatus WINGDIPAPI GdipSetTextRenderingHint(GpGraphics *graphics,
TextRenderingHint hint)
{
TRACE("(%p, %d)\n", graphics, hint);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
graphics->texthint = hint;
return Ok;
}
GpStatus WINGDIPAPI GdipSetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
{
TRACE("(%p, %p)\n", graphics, matrix);
if(!graphics || !matrix)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
GdipDeleteMatrix(graphics->worldtrans);
return GdipCloneMatrix(matrix, &graphics->worldtrans);
}
GpStatus WINGDIPAPI GdipTranslateWorldTransform(GpGraphics *graphics, REAL dx,
REAL dy, GpMatrixOrder order)
{
TRACE("(%p, %.2f, %.2f, %d)\n", graphics, dx, dy, order);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipTranslateMatrix(graphics->worldtrans, dx, dy, order);
}
/*****************************************************************************
* GdipSetClipHrgn [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipSetClipHrgn(GpGraphics *graphics, HRGN hrgn, CombineMode mode)
{
GpRegion *region;
GpStatus status;
TRACE("(%p, %p, %d)\n", graphics, hrgn, mode);
if(!graphics)
return InvalidParameter;
status = GdipCreateRegionHrgn(hrgn, &region);
if(status != Ok)
return status;
status = GdipSetClipRegion(graphics, region, mode);
GdipDeleteRegion(region);
return status;
}
GpStatus WINGDIPAPI GdipSetClipPath(GpGraphics *graphics, GpPath *path, CombineMode mode)
{
TRACE("(%p, %p, %d)\n", graphics, path, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipCombineRegionPath(graphics->clip, path, mode);
}
GpStatus WINGDIPAPI GdipSetClipRect(GpGraphics *graphics, REAL x, REAL y,
REAL width, REAL height,
CombineMode mode)
{
GpRectF rect;
TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics, x, y, width, height, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
rect.X = x;
rect.Y = y;
rect.Width = width;
rect.Height = height;
return GdipCombineRegionRect(graphics->clip, &rect, mode);
}
GpStatus WINGDIPAPI GdipSetClipRectI(GpGraphics *graphics, INT x, INT y,
INT width, INT height,
CombineMode mode)
{
TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics, x, y, width, height, mode);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipSetClipRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, mode);
}
GpStatus WINGDIPAPI GdipSetClipRegion(GpGraphics *graphics, GpRegion *region,
CombineMode mode)
{
TRACE("(%p, %p, %d)\n", graphics, region, mode);
if(!graphics || !region)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipCombineRegionRegion(graphics->clip, region, mode);
}
GpStatus WINGDIPAPI GdipSetMetafileDownLevelRasterizationLimit(GpMetafile *metafile,
UINT limitDpi)
{
static int calls;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipDrawPolygon(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPointF *points,
INT count)
{
INT save_state;
POINT *pti;
TRACE("(%p, %p, %d)\n", graphics, points, count);
if(!graphics || !pen || count<=0)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
pti = GdipAlloc(sizeof(POINT) * count);
save_state = prepare_dc(graphics, pen);
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
transform_and_round_points(graphics, pti, (GpPointF*)points, count);
Polygon(graphics->hdc, pti, count);
restore_dc(graphics, save_state);
GdipFree(pti);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawPolygonI(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPoint *points,
INT count)
{
GpStatus ret;
GpPointF *ptf;
INT i;
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
if(count<=0) return InvalidParameter;
ptf = GdipAlloc(sizeof(GpPointF) * count);
for(i = 0;i < count; i++){
ptf[i].X = (REAL)points[i].X;
ptf[i].Y = (REAL)points[i].Y;
}
ret = GdipDrawPolygon(graphics,pen,ptf,count);
GdipFree(ptf);
return ret;
}
GpStatus WINGDIPAPI GdipGetDpiX(GpGraphics *graphics, REAL* dpi)
{
TRACE("(%p, %p)\n", graphics, dpi);
if(!graphics || !dpi)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX);
return Ok;
}
GpStatus WINGDIPAPI GdipGetDpiY(GpGraphics *graphics, REAL* dpi)
{
TRACE("(%p, %p)\n", graphics, dpi);
if(!graphics || !dpi)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSY);
return Ok;
}
GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics *graphics, GDIPCONST GpMatrix *matrix,
GpMatrixOrder order)
{
GpMatrix m;
GpStatus ret;
TRACE("(%p, %p, %d)\n", graphics, matrix, order);
if(!graphics || !matrix)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
m = *(graphics->worldtrans);
ret = GdipMultiplyMatrix(&m, matrix, order);
if(ret == Ok)
*(graphics->worldtrans) = m;
return ret;
}
GpStatus WINGDIPAPI GdipGetDC(GpGraphics *graphics, HDC *hdc)
{
TRACE("(%p, %p)\n", graphics, hdc);
if(!graphics || !hdc)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
*hdc = graphics->hdc;
graphics->busy = TRUE;
return Ok;
}
GpStatus WINGDIPAPI GdipReleaseDC(GpGraphics *graphics, HDC hdc)
{
TRACE("(%p, %p)\n", graphics, hdc);
if(!graphics)
return InvalidParameter;
if(graphics->hdc != hdc || !(graphics->busy))
return InvalidParameter;
graphics->busy = FALSE;
return Ok;
}
GpStatus WINGDIPAPI GdipGetClip(GpGraphics *graphics, GpRegion *region)
{
GpRegion *clip;
GpStatus status;
TRACE("(%p, %p)\n", graphics, region);
if(!graphics || !region)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
if((status = GdipCloneRegion(graphics->clip, &clip)) != Ok)
return status;
/* free everything except root node and header */
delete_element(&region->node);
memcpy(region, clip, sizeof(GpRegion));
return Ok;
}
GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics *graphics, GpCoordinateSpace dst_space,
GpCoordinateSpace src_space, GpPointF *points, INT count)
{
GpMatrix *matrix;
GpStatus stat;
REAL unitscale;
if(!graphics || !points || count <= 0)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
if (src_space == dst_space) return Ok;
stat = GdipCreateMatrix(&matrix);
if (stat == Ok)
{
unitscale = convert_unit(graphics->hdc, graphics->unit);
if(graphics->unit != UnitDisplay)
unitscale *= graphics->scale;
/* transform from src_space to CoordinateSpacePage */
switch (src_space)
{
case CoordinateSpaceWorld:
GdipMultiplyMatrix(matrix, graphics->worldtrans, MatrixOrderAppend);
break;
case CoordinateSpacePage:
break;
case CoordinateSpaceDevice:
GdipScaleMatrix(matrix, 1.0/unitscale, 1.0/unitscale, MatrixOrderAppend);
break;
}
/* transform from CoordinateSpacePage to dst_space */
switch (dst_space)
{
case CoordinateSpaceWorld:
{
GpMatrix *inverted_transform;
stat = GdipCloneMatrix(graphics->worldtrans, &inverted_transform);
if (stat == Ok)
{
stat = GdipInvertMatrix(inverted_transform);
if (stat == Ok)
GdipMultiplyMatrix(matrix, inverted_transform, MatrixOrderAppend);
GdipDeleteMatrix(inverted_transform);
}
break;
}
case CoordinateSpacePage:
break;
case CoordinateSpaceDevice:
GdipScaleMatrix(matrix, unitscale, unitscale, MatrixOrderAppend);
break;
}
if (stat == Ok)
stat = GdipTransformMatrixPoints(matrix, points, count);
GdipDeleteMatrix(matrix);
}
return stat;
}
GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics *graphics, GpCoordinateSpace dst_space,
GpCoordinateSpace src_space, GpPoint *points, INT count)
{
GpPointF *pointsF;
GpStatus ret;
INT i;
TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
if(count <= 0)
return InvalidParameter;
pointsF = GdipAlloc(sizeof(GpPointF) * count);
if(!pointsF)
return OutOfMemory;
for(i = 0; i < count; i++){
pointsF[i].X = (REAL)points[i].X;
pointsF[i].Y = (REAL)points[i].Y;
}
ret = GdipTransformPoints(graphics, dst_space, src_space, pointsF, count);
if(ret == Ok)
for(i = 0; i < count; i++){
points[i].X = roundr(pointsF[i].X);
points[i].Y = roundr(pointsF[i].Y);
}
GdipFree(pointsF);
return ret;
}
HPALETTE WINGDIPAPI GdipCreateHalftonePalette(void)
{
FIXME("\n");
return NULL;
}
/*****************************************************************************
* GdipTranslateClip [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipTranslateClip(GpGraphics *graphics, REAL dx, REAL dy)
{
TRACE("(%p, %.2f, %.2f)\n", graphics, dx, dy);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipTranslateRegion(graphics->clip, dx, dy);
}
/*****************************************************************************
* GdipTranslateClipI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipTranslateClipI(GpGraphics *graphics, INT dx, INT dy)
{
TRACE("(%p, %d, %d)\n", graphics, dx, dy);
if(!graphics)
return InvalidParameter;
if(graphics->busy)
return ObjectBusy;
return GdipTranslateRegion(graphics->clip, (REAL)dx, (REAL)dy);
}
/*****************************************************************************
* GdipMeasureDriverString [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipMeasureDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
GDIPCONST GpFont *font, GDIPCONST PointF *positions,
INT flags, GDIPCONST GpMatrix *matrix, RectF *boundingBox)
{
FIXME("(%p %p %d %p %p %d %p %p): stub\n", graphics, text, length, font, positions, flags, matrix, boundingBox);
return NotImplemented;
}
/*****************************************************************************
* GdipGetVisibleClipBoundsI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetVisibleClipBoundsI(GpGraphics *graphics, GpRect *rect)
{
FIXME("(%p %p): stub\n", graphics, rect);
return NotImplemented;
}
/*****************************************************************************
* GdipDrawDriverString [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
GDIPCONST GpFont *font, GDIPCONST GpBrush *brush,
GDIPCONST PointF *positions, INT flags,
GDIPCONST GpMatrix *matrix )
{
FIXME("(%p %p %d %p %p %p %d %p): stub\n", graphics, text, length, font, brush, positions, flags, matrix);
return NotImplemented;
}
/*****************************************************************************
* GdipIsVisibleRegionPointI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipIsVisibleRegionPointI(GpRegion *region, INT x, INT y, GpGraphics *graphics, BOOL *result)
{
FIXME("(%p %d %d %p %p): stub\n", region, x, y, graphics, result);
return NotImplemented;
}
/*****************************************************************************
* GdipRecordMetafileI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipRecordMetafileI(HDC hdc, EmfType type, GDIPCONST GpRect *frameRect,
MetafileFrameUnit frameUnit, GDIPCONST WCHAR *desc, GpMetafile **metafile)
{
FIXME("(%p %d %p %d %p %p): stub\n", hdc, type, frameRect, frameUnit, desc, metafile);
return NotImplemented;
}
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