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gdiplus: Handle rendering origin during hatch fill. 

Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Signed-off-by: Esme Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jeff Smith 2020-06-16 15:04:17 -05:00 committed by Alexandre Julliard
parent 03cefac99b
commit da91507491
2 changed files with 14 additions and 20 deletions
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31
dlls/gdiplus/graphics.c
View File

@ -127,7 +127,7 @@ static void init_hatch_palette(ARGB *hatch_palette, ARGB fore_color, ARGB back_c
hatch_palette[3] = fore_color;
}
static HBITMAP create_hatch_bitmap(const GpHatch *hatch)
static HBITMAP create_hatch_bitmap(const GpHatch *hatch, INT origin_x, INT origin_y)
{
HBITMAP hbmp;
BITMAPINFOHEADER bmih;
@ -159,7 +159,9 @@ static HBITMAP create_hatch_bitmap(const GpHatch *hatch)
* degree of shading needed. */
for (y = 0; y < 8; y++)
{
unsigned int row = 0x101 * hatch_data[y];
const int hy = (((y + origin_y) % 8) + 8) % 8;
const int hx = ((origin_x % 8) + 8) % 8;
unsigned int row = (0x10101 * hatch_data[hy]) >> hx;
for (x = 0; x < 8; x++, row >>= 1)
{
@ -184,7 +186,7 @@ static HBITMAP create_hatch_bitmap(const GpHatch *hatch)
return hbmp;
}
static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb)
static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb, INT origin_x, INT origin_y)
{
switch (brush->bt)
{
@ -202,7 +204,7 @@ static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb)
const GpHatch *hatch = (const GpHatch *)brush;
HBITMAP hbmp;
hbmp = create_hatch_bitmap(hatch);
hbmp = create_hatch_bitmap(hatch, origin_x, origin_y);
if (!hbmp) return OutOfMemory;
lb->lbStyle = BS_PATTERN;
@ -231,12 +233,12 @@ static GpStatus free_gdi_logbrush(LOGBRUSH *lb)
return Ok;
}
static HBRUSH create_gdi_brush(const GpBrush *brush)
static HBRUSH create_gdi_brush(const GpBrush *brush, INT origin_x, INT origin_y)
{
LOGBRUSH lb;
HBRUSH gdibrush;
if (create_gdi_logbrush(brush, &lb) != Ok) return 0;
if (create_gdi_logbrush(brush, &lb, origin_x, origin_y) != Ok) return 0;
gdibrush = CreateBrushIndirect(&lb);
free_gdi_logbrush(&lb);
@ -293,14 +295,14 @@ static INT prepare_dc(GpGraphics *graphics, GpPen *pen)
}
TRACE("\n and the pen style is %x\n", pen->style);
create_gdi_logbrush(pen->brush, &lb);
create_gdi_logbrush(pen->brush, &lb, graphics->origin_x, graphics->origin_y);
gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb,
numdashes, dash_array);
free_gdi_logbrush(&lb);
}
else
{
create_gdi_logbrush(pen->brush, &lb);
create_gdi_logbrush(pen->brush, &lb, graphics->origin_x, graphics->origin_y);
gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb, 0, NULL);
free_gdi_logbrush(&lb);
}
@ -1134,7 +1136,7 @@ static GpStatus brush_fill_path(GpGraphics *graphics, GpBrush *brush)
{
HBRUSH gdibrush, old_brush;
gdibrush = create_gdi_brush(brush);
gdibrush = create_gdi_brush(brush, graphics->origin_x, graphics->origin_y);
if (!gdibrush)
{
status = OutOfMemory;
@ -1196,9 +1198,9 @@ static GpStatus brush_fill_pixels(GpGraphics *graphics, GpBrush *brush,
/* See create_hatch_bitmap for an explanation of how index is derived. */
for (y = 0; y < fill_area->Height; y++, argb_pixels += cdwStride)
{
/* FIXME: Account for the rendering origin */
const int hy = 7 - ((y + fill_area->Y) % 8);
const unsigned int row = 0x101 * hatch_data[hy];
const int hy = (7 - ((y + fill_area->Y - graphics->origin_y) % 8)) % 8;
const int hx = ((graphics->origin_x % 8) + 8) % 8;
const unsigned int row = (0x10101 * hatch_data[hy]) >> hx;
for (x = 0; x < fill_area->Width; x++)
{
@ -6193,13 +6195,8 @@ GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
GpStatus WINGDIPAPI GdipSetRenderingOrigin(GpGraphics *graphics, INT x, INT y)
{
static int calls;
TRACE("(%p,%i,%i)\n", graphics, x, y);
if (!(calls++))
FIXME("value is unused in rendering\n");
if (!graphics)
return InvalidParameter;

3
dlls/gdiplus/tests/brush.c
View File

@ -1852,13 +1852,10 @@ static void test_renderingOrigin(void)
match_image = FALSE;
}
}
todo_wine
{
ok(match_hdc, "Hatch brush rendered incorrectly on hdc with rendering origin (%d, %d).\n",
tests[i][0], tests[i][1]);
ok(match_image, "Hatch brush rendered incorrectly on image with rendering origin (%d, %d).\n",
tests[i][0], tests[i][1]);
}
}
GdipDeleteBrush((GpBrush *)brush);