static void pLoadImage(LPWSTR szOpenFileName)
{
if (GetFileAttributesW(szOpenFileName) == 0xFFFFFFFF)
{
DPRINT1("File %s not found!\n", szOpenFileName);
return;
}
GdipLoadImageFromFile(szOpenFileName, &image);
if (!image)
{
DPRINT1("GdipLoadImageFromFile() failed\n");
}
}
static void
win_draw(win_t *win)
{
GpGraphics *gp;
GpStatus st;
GpImage *img;
gunichar2 *unis;
XClearWindow(win->dpy, win->win);
GdipCreateFromXDrawable_linux (win->win, win->dpy, &gp);
{
GpPen *pen;
GpSolidFill *brush;
int a = 255;
int r = 255;
int g = 0;
int b = 0;
GdipCreatePen1 (a << 24 | r << 16 | g << 8 | b,
10, UnitPixel, &pen);
GdipDrawRectangle (gp, pen, 10, 10, 60, 60);
GdipDrawLine (gp, pen, 0, 0, 100, 100);
GdipCreateSolidFill (a << 24 | r << 16 | g << 8 | b, &brush);
printf ("%d\n",GdipFillEllipse (gp, (GpBrush*)brush, 40, 40, 50, 75));
// return;
}
unis = g_utf8_to_utf16 ("test.jpg", -1, NULL, NULL, NULL);
st = GdipLoadImageFromFile (unis, &img);
CHECK_GDIP_ST(st);
st = GdipDrawImage (gp, img, 0, 0);
CHECK_GDIP_ST(st);
g_free (unis);
GdipDisposeImage (img);
img = NULL;
printf("jpg drawn \n");
unis = g_utf8_to_utf16 ("test.tif", -1, NULL, NULL, NULL);
st = GdipLoadImageFromFile (unis, &img);
CHECK_GDIP_ST(st);
st = GdipDrawImage (gp, img, 100, 0);
CHECK_GDIP_ST(st);
g_free (unis);
GdipDisposeImage (img);
img = NULL;
printf("tif drawn \n");
unis = g_utf8_to_utf16 ("test.gif", -1, NULL, NULL, NULL);
st = GdipLoadImageFromFile (unis, &img);
CHECK_GDIP_ST(st);
st = GdipDrawImage (gp, img, 200, 0);
CHECK_GDIP_ST(st);
g_free (unis);
GdipDisposeImage (img);
img = NULL;
printf("gif drawn \n");
unis = g_utf8_to_utf16 ("test.png", -1, NULL, NULL, NULL);
st = GdipLoadImageFromFile (unis, &img);
CHECK_GDIP_ST(st);
st = GdipDrawImage (gp, img, 0, 100);
CHECK_GDIP_ST(st);
g_free (unis);
GdipDisposeImage (img);
img = NULL;
printf("png drawn \n");
unis = g_utf8_to_utf16 ("test.bmp", -1, NULL, NULL, NULL);
st = GdipLoadImageFromFile (unis, &img);
CHECK_GDIP_ST(st);
st = GdipDrawImage (gp, img, 200, 100);
CHECK_GDIP_ST(st);
g_free (unis);
GdipDisposeImage (img);
img = NULL;
printf("bmp drawn \n");
}
int
main (int argc, char **argv)
{
GpImage *img;
gunichar2 *unis;
GpBitmap *bitmap;
GpStatus status;
int original_palette_size;
int reloaded_palette_size;
ColorPalette *original_palette;
ColorPalette *reloaded_palette;
GdiplusStartupInput gdiplusStartupInput;
ULONG_PTR gdiplusToken;
PixelFormat pixel_format;
ARGB color;
GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);
// PNG resave should preserve the palette transparency. Let's test it
// by loading a PNG file and its palette, then resaving it and loading
// it again for comparison.
unis = g_utf8_to_utf16 ("test-trns.png", -1, NULL, NULL, NULL);
status = GdipLoadImageFromFile (unis, &img);
CHECK_STATUS(1);
g_free (unis);
status = GdipGetImagePaletteSize (img, &original_palette_size);
CHECK_STATUS(1);
CHECK_ASSERT(original_palette_size > 0);
original_palette = malloc (original_palette_size);
GdipGetImagePalette (img, original_palette, original_palette_size);
CHECK_STATUS(1);
unis = g_utf8_to_utf16 ("test-trns-resave.png", -1, NULL, NULL, NULL);
status = GdipSaveImageToFile (img, unis, &png_clsid, NULL);
CHECK_STATUS(1);
GdipDisposeImage (img);
status = GdipLoadImageFromFile (unis, &img);
CHECK_STATUS(1);
g_free (unis);
status = GdipGetImagePaletteSize (img, &reloaded_palette_size);
CHECK_STATUS(1);
CHECK_ASSERT(reloaded_palette_size > 0);
CHECK_ASSERT(reloaded_palette_size == original_palette_size);
reloaded_palette = malloc (reloaded_palette_size);
GdipGetImagePalette (img, reloaded_palette, reloaded_palette_size);
CHECK_STATUS(1);
CHECK_ASSERT(memcmp (original_palette, reloaded_palette, original_palette_size) == 0);
GdipDisposeImage (img);
img = NULL;
unlink ("test-trns-resave.png");
free (original_palette);
free (reloaded_palette);
// Test grayscale image with alpha channel. The image should be converted
// into 32-bit ARGB format and the alpha channel should be preserved.
unis = g_utf8_to_utf16 ("test-gsa.png", -1, NULL, NULL, NULL);
status = GdipCreateBitmapFromFile (unis, &bitmap);
CHECK_STATUS(1);
g_free (unis);
status = GdipGetImagePixelFormat (bitmap, &pixel_format);
CHECK_STATUS(1);
CHECK_ASSERT(pixel_format == PixelFormat32bppARGB);
status = GdipBitmapGetPixel (bitmap, 0, 0, &color);
CHECK_STATUS(1);
CHECK_ASSERT(color == 0xffffff);
status = GdipBitmapGetPixel (bitmap, 1, 7, &color);
CHECK_STATUS(1);
CHECK_ASSERT(color == 0xe8b3b3b3);
GdipDisposeImage (bitmap);
return 0;
}
void
win_emoji_show(int x, int y, wchar * efn, int elen, ushort lattr)
{
GpStatus s;
static GdiplusStartupInput gi = (GdiplusStartupInput){1, NULL, FALSE, FALSE};
static ULONG_PTR gis = 0;
if (!gis) {
s = GdiplusStartup(&gis, &gi, NULL);
gpcheck("startup", s);
}
bool use_stream = true;
IStream * fs = 0;
if (use_stream) {
s = GdipCreateStreamOnFile(efn, 0 /* FileMode.Open */, &fs);
gpcheck("stream", s);
}
else
s = NotImplemented;
GpImage * img = 0;
if (s == Ok) {
s = GdipLoadImageFromStream(fs, &img);
gpcheck("load stream", s);
}
else {
// This is reported to generate a memory leak, so rather use the stream.
s = GdipLoadImageFromFile(efn, &img);
gpcheck("load file", s);
}
int col = PADDING + x * cell_width;
int row = PADDING + y * cell_height;
if ((lattr & LATTR_MODE) >= LATTR_BOT)
row -= cell_height;
int w = elen * cell_width;
if ((lattr & LATTR_MODE) != LATTR_NORM)
w *= 2;
int h = cell_height;
if ((lattr & LATTR_MODE) >= LATTR_TOP)
h *= 2;
if (cfg.emoji_placement) {
uint iw, ih;
s = GdipGetImageWidth(img, &iw);
gpcheck("width", s);
s = GdipGetImageHeight(img, &ih);
gpcheck("height", s);
// consider aspect ratio so that ih/iw == h/w;
// if EMPL_FULL, always adjust w
// if ih/iw > h/w, make w smaller
// if iw/ih > w/h, make h smaller
if (cfg.emoji_placement == EMPL_FULL && ih * w != h * iw) {
w = h * iw / ih;
}
else if (ih * w > h * iw) {
int w0 = w;
w = h * iw / ih;
if (cfg.emoji_placement == EMPL_MIDDLE) {
// horizontally center
col += (w0 - w) / 2;
}
}
else if (iw * h > w * ih) {
int h0 = h;
h = w * ih / iw;
// vertically center
row += (h0 - h) / 2;
}
}
GpGraphics * gr;
s = GdipCreateFromHDC(GetDC(wnd), &gr);
gpcheck("hdc", s);
s = GdipDrawImageRectI(gr, img, col, row, w, h);
gpcheck("draw", s);
s = GdipFlush(gr, FlushIntentionFlush);
gpcheck("flush", s);
s = GdipDeleteGraphics(gr);
gpcheck("delete gr", s);
s = GdipDisposeImage(img);
gpcheck("dispose img", s);
if (fs) {
// Release stream resources, close file.
fs->lpVtbl->Release(fs);
}
}
