[2/7] gdiplus: Add a test for measuring string that doesn't fit into layout rectangle. Resend.
Dmitry Timoshkov
dmitry at baikal.ru
Sun Aug 19 22:07:47 CDT 2012
---
dlls/gdiplus/tests/graphics.c | 126 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 126 insertions(+)
diff --git a/dlls/gdiplus/tests/graphics.c b/dlls/gdiplus/tests/graphics.c
index ded80be..881f697 100644
--- a/dlls/gdiplus/tests/graphics.c
+++ b/dlls/gdiplus/tests/graphics.c
@@ -36,6 +36,14 @@ static const REAL mm_per_inch = 25.4;
static const REAL point_per_inch = 72.0;
static HWND hwnd;
+static void set_rect_empty(RectF *rc)
+{
+ rc->X = 0.0;
+ rc->Y = 0.0;
+ rc->Width = 0.0;
+ rc->Height = 0.0;
+}
+
/* converts a given unit to its value in pixels */
static REAL units_to_pixels(REAL units, GpUnit unit, REAL dpi)
{
@@ -3769,6 +3777,123 @@ static void test_font_height_scaling(void)
status = GdipDeleteGraphics(graphics);
expect(Ok, status);
DeleteDC(hdc);
+
+ GdipDeleteFontFamily(family);
+ GdipDeleteStringFormat(format);
+}
+
+static void test_measure_string(void)
+{
+ static const WCHAR tahomaW[] = { 'T','a','h','o','m','a',0 };
+ static const WCHAR string[] = { 'A','0','1',0 };
+ HDC hdc;
+ GpStringFormat *format;
+ GpGraphics *graphics;
+ GpFontFamily *family;
+ GpFont *font;
+ GpStatus status;
+ RectF bounds, rect;
+ REAL width, height, width_1, width_2;
+ int lines, glyphs;
+
+ status = GdipCreateStringFormat(StringFormatFlagsNoWrap, LANG_NEUTRAL, &format);
+ expect(Ok, status);
+
+ status = GdipCreateFontFamilyFromName(tahomaW, NULL, &family);
+ expect(Ok, status);
+
+ hdc = CreateCompatibleDC(0);
+ status = GdipCreateFromHDC(hdc, &graphics);
+
+ status = GdipCreateFont(family, 20, FontStyleRegular, UnitPixel, &font);
+ expect(Ok, status);
+
+ set_rect_empty(&rect);
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+ expect(3, glyphs);
+ expect(1, lines);
+ width = bounds.Width;
+ height = bounds.Height;
+
+ set_rect_empty(&rect);
+ rect.Height = height / 2.0;
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+ expect(3, glyphs);
+ expect(1, lines);
+ expectf(width, bounds.Width);
+todo_wine
+ expectf(height / 2.0, bounds.Height);
+
+ set_rect_empty(&rect);
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, 1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+ expect(1, glyphs);
+ expect(1, lines);
+ ok(bounds.Width < width / 2.0, "width of 1 glyph is wrong\n");
+ expectf(height, bounds.Height);
+ width_1 = bounds.Width;
+
+ set_rect_empty(&rect);
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, 2, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+ expect(2, glyphs);
+ expect(1, lines);
+ ok(bounds.Width < width, "width of 2 glyphs is wrong\n");
+ ok(bounds.Width > width_1, "width of 2 glyphs is wrong\n");
+ expectf(height, bounds.Height);
+ width_2 = bounds.Width;
+
+ set_rect_empty(&rect);
+ rect.Width = width / 2.0;
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+ expect(1, glyphs);
+ expect(1, lines);
+ expectf_(width_1, bounds.Width, 0.01);
+ expectf(height, bounds.Height);
+
+ set_rect_empty(&rect);
+ rect.Height = height;
+ rect.Width = width - 0.05;
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+todo_wine
+ expect(2, glyphs);
+ expect(1, lines);
+todo_wine
+ expectf_(width_2, bounds.Width, 0.01);
+ expectf(height, bounds.Height);
+
+ set_rect_empty(&rect);
+ rect.Height = height;
+ rect.Width = width_2 - 0.05;
+ set_rect_empty(&bounds);
+ status = GdipMeasureString(graphics, string, -1, font, &rect, format, &bounds, &glyphs, &lines);
+ expect(Ok, status);
+todo_wine
+ expect(1, glyphs);
+ expect(1, lines);
+todo_wine
+ expectf_(width_1, bounds.Width, 0.01);
+ expectf(height, bounds.Height);
+
+ status = GdipDeleteFont(font);
+ expect(Ok, status);
+
+ status = GdipDeleteGraphics(graphics);
+ expect(Ok, status);
+ DeleteDC(hdc);
+
+ GdipDeleteFontFamily(family);
+ GdipDeleteStringFormat(format);
}
START_TEST(graphics)
@@ -3797,6 +3922,7 @@ START_TEST(graphics)
GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);
+ test_measure_string();
test_font_height_scaling();
test_transform();
test_GdipMeasureString();
--
1.7.11.5
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