Sweden-Number/dlls/gdiplus/brush.c

393 lines
9.6 KiB
C

/*
* 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 "windef.h"
#include "wingdi.h"
#include "objbase.h"
#include "gdiplus.h"
#include "gdiplus_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
GpStatus WINGDIPAPI GdipCloneBrush(GpBrush *brush, GpBrush **clone)
{
if(!brush || !clone)
return InvalidParameter;
switch(brush->bt){
case BrushTypeSolidColor:
*clone = GdipAlloc(sizeof(GpSolidFill));
if (!*clone) return OutOfMemory;
memcpy(*clone, brush, sizeof(GpSolidFill));
(*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
break;
case BrushTypePathGradient:{
GpPathGradient *src, *dest;
INT count;
*clone = GdipAlloc(sizeof(GpPathGradient));
if (!*clone) return OutOfMemory;
src = (GpPathGradient*) brush,
dest = (GpPathGradient*) *clone;
count = src->pathdata.Count;
memcpy(dest, src, sizeof(GpPathGradient));
dest->pathdata.Count = count;
dest->pathdata.Points = GdipAlloc(count * sizeof(PointF));
dest->pathdata.Types = GdipAlloc(count);
if(!dest->pathdata.Points || !dest->pathdata.Types){
GdipFree(dest->pathdata.Points);
GdipFree(dest->pathdata.Types);
GdipFree(dest);
return OutOfMemory;
}
memcpy(dest->pathdata.Points, src->pathdata.Points, count * sizeof(PointF));
memcpy(dest->pathdata.Types, src->pathdata.Types, count);
break;
}
default:
return NotImplemented;
}
return Ok;
}
GpStatus WINGDIPAPI GdipCreatePathGradient(GDIPCONST GpPointF* points,
INT count, GpWrapMode wrap, GpPathGradient **grad)
{
COLORREF col = ARGB2COLORREF(0xffffffff);
if(!points || !grad)
return InvalidParameter;
if(count <= 0)
return OutOfMemory;
*grad = GdipAlloc(sizeof(GpPathGradient));
if (!*grad) return OutOfMemory;
(*grad)->pathdata.Count = count;
(*grad)->pathdata.Points = GdipAlloc(count * sizeof(PointF));
(*grad)->pathdata.Types = GdipAlloc(count);
if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
GdipFree((*grad)->pathdata.Points);
GdipFree((*grad)->pathdata.Types);
GdipFree(*grad);
return OutOfMemory;
}
memcpy((*grad)->pathdata.Points, points, count * sizeof(PointF));
memset((*grad)->pathdata.Types, PathPointTypeLine, count);
(*grad)->brush.lb.lbStyle = BS_SOLID;
(*grad)->brush.lb.lbColor = col;
(*grad)->brush.lb.lbHatch = 0;
(*grad)->brush.gdibrush = CreateSolidBrush(col);
(*grad)->brush.bt = BrushTypePathGradient;
(*grad)->centercolor = 0xffffffff;
(*grad)->wrap = wrap;
(*grad)->gamma = FALSE;
(*grad)->center.X = 0.0;
(*grad)->center.Y = 0.0;
(*grad)->focus.X = 0.0;
(*grad)->focus.Y = 0.0;
return Ok;
}
/* FIXME: path gradient brushes not truly supported (drawn as solid brushes) */
GpStatus WINGDIPAPI GdipCreatePathGradientFromPath(GDIPCONST GpPath* path,
GpPathGradient **grad)
{
COLORREF col = ARGB2COLORREF(0xffffffff);
if(!path || !grad)
return InvalidParameter;
*grad = GdipAlloc(sizeof(GpPathGradient));
if (!*grad) return OutOfMemory;
(*grad)->pathdata.Count = path->pathdata.Count;
(*grad)->pathdata.Points = GdipAlloc(path->pathdata.Count * sizeof(PointF));
(*grad)->pathdata.Types = GdipAlloc(path->pathdata.Count);
if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
GdipFree((*grad)->pathdata.Points);
GdipFree((*grad)->pathdata.Types);
GdipFree(*grad);
return OutOfMemory;
}
memcpy((*grad)->pathdata.Points, path->pathdata.Points,
path->pathdata.Count * sizeof(PointF));
memcpy((*grad)->pathdata.Types, path->pathdata.Types, path->pathdata.Count);
(*grad)->brush.lb.lbStyle = BS_SOLID;
(*grad)->brush.lb.lbColor = col;
(*grad)->brush.lb.lbHatch = 0;
(*grad)->brush.gdibrush = CreateSolidBrush(col);
(*grad)->brush.bt = BrushTypePathGradient;
(*grad)->centercolor = 0xffffffff;
(*grad)->wrap = WrapModeClamp;
(*grad)->gamma = FALSE;
/* FIXME: this should be set to the "centroid" of the path by default */
(*grad)->center.X = 0.0;
(*grad)->center.Y = 0.0;
(*grad)->focus.X = 0.0;
(*grad)->focus.Y = 0.0;
return Ok;
}
GpStatus WINGDIPAPI GdipCreateSolidFill(ARGB color, GpSolidFill **sf)
{
COLORREF col = ARGB2COLORREF(color);
if(!sf) return InvalidParameter;
*sf = GdipAlloc(sizeof(GpSolidFill));
if (!*sf) return OutOfMemory;
(*sf)->brush.lb.lbStyle = BS_SOLID;
(*sf)->brush.lb.lbColor = col;
(*sf)->brush.lb.lbHatch = 0;
(*sf)->brush.gdibrush = CreateSolidBrush(col);
(*sf)->brush.bt = BrushTypeSolidColor;
(*sf)->color = color;
return Ok;
}
GpStatus WINGDIPAPI GdipGetBrushType(GpBrush *brush, GpBrushType *type)
{
if(!brush || !type) return InvalidParameter;
*type = brush->bt;
return Ok;
}
GpStatus WINGDIPAPI GdipDeleteBrush(GpBrush *brush)
{
if(!brush) return InvalidParameter;
switch(brush->bt)
{
case BrushTypePathGradient:
GdipFree(((GpPathGradient*) brush)->pathdata.Points);
GdipFree(((GpPathGradient*) brush)->pathdata.Types);
break;
case BrushTypeSolidColor:
default:
break;
}
DeleteObject(brush->gdibrush);
GdipFree(brush);
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientCenterPoint(GpPathGradient *grad,
GpPointF *point)
{
if(!grad || !point)
return InvalidParameter;
point->X = grad->center.X;
point->Y = grad->center.Y;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientFocusScales(GpPathGradient *grad,
REAL *x, REAL *y)
{
if(!grad || !x || !y)
return InvalidParameter;
*x = grad->focus.X;
*y = grad->focus.Y;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientGammaCorrection(GpPathGradient *grad,
BOOL *gamma)
{
if(!grad || !gamma)
return InvalidParameter;
*gamma = grad->gamma;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientPointCount(GpPathGradient *grad,
INT *count)
{
if(!grad || !count)
return InvalidParameter;
*count = grad->pathdata.Count;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientSurroundColorsWithCount(GpPathGradient
*grad, ARGB *argb, INT *count)
{
static int calls;
if(!grad || !argb || !count || (*count < grad->pathdata.Count))
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipGetSolidFillColor(GpSolidFill *sf, ARGB *argb)
{
if(!sf || !argb)
return InvalidParameter;
*argb = sf->color;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientCenterColor(GpPathGradient *grad,
ARGB argb)
{
if(!grad)
return InvalidParameter;
grad->centercolor = argb;
grad->brush.lb.lbColor = ARGB2COLORREF(argb);
DeleteObject(grad->brush.gdibrush);
grad->brush.gdibrush = CreateSolidBrush(grad->brush.lb.lbColor);
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientCenterPoint(GpPathGradient *grad,
GpPointF *point)
{
if(!grad || !point)
return InvalidParameter;
grad->center.X = point->X;
grad->center.Y = point->Y;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientFocusScales(GpPathGradient *grad,
REAL x, REAL y)
{
if(!grad)
return InvalidParameter;
grad->focus.X = x;
grad->focus.Y = y;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientGammaCorrection(GpPathGradient *grad,
BOOL gamma)
{
if(!grad)
return InvalidParameter;
grad->gamma = gamma;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientSigmaBlend(GpPathGradient *grad,
REAL focus, REAL scale)
{
static int calls;
if(!grad || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientSurroundColorsWithCount(GpPathGradient
*grad, ARGB *argb, INT *count)
{
static int calls;
if(!grad || !argb || !count || (*count <= 0) ||
(*count > grad->pathdata.Count))
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientWrapMode(GpPathGradient *grad,
GpWrapMode wrap)
{
if(!grad)
return InvalidParameter;
grad->wrap = wrap;
return Ok;
}
GpStatus WINGDIPAPI GdipSetSolidFillColor(GpSolidFill *sf, ARGB argb)
{
if(!sf)
return InvalidParameter;
sf->color = argb;
sf->brush.lb.lbColor = ARGB2COLORREF(argb);
DeleteObject(sf->brush.gdibrush);
sf->brush.gdibrush = CreateSolidBrush(sf->brush.lb.lbColor);
return Ok;
}