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vwebp: fix file name display in windows unicode build

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glutBitmapCharacter() isn't limited to 8-bit characters; add
PrintStringW() to iterate through the file name. This may not fix all
cases, non-existent characters in the font used have no effect.

https://www.opengl.org/resources/libraries/glut/spec3/node76.html#SECTION000111000000000000000

Change-Id: Idb0379539d556a89ec694127f766eb662f09d597
This commit is contained in:
James Zern 2022-07-05 11:47:09 -07:00
parent 67c44ac5db
commit bcb872c31f
1 changed files with 14 additions and 1 deletions
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15
examples/vwebp.c
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@ -292,6 +292,19 @@ static void PrintString(const char* const text) {
}
}
static void PrintStringW(const char* const text) {
#if defined(_WIN32) && defined(_UNICODE)
void* const font = GLUT_BITMAP_9_BY_15;
const W_CHAR* const wtext = (const W_CHAR*)text;
int i;
for (i = 0; wtext[i]; ++i) {
glutBitmapCharacter(font, wtext[i]);
}
#else
PrintString(text);
#endif
}
static float GetColorf(uint32_t color, int shift) {
return ((color >> shift) & 0xff) / 255.f;
}
@ -396,7 +409,7 @@ static void HandleDisplay(void) {
glColor4f(0.90f, 0.0f, 0.90f, 1.0f);
glRasterPos2f(-0.95f, 0.90f);
PrintString(kParams.file_name);
PrintStringW(kParams.file_name);
snprintf(tmp, sizeof(tmp), "Dimension:%d x %d", pic->width, pic->height);
glColor4f(0.90f, 0.0f, 0.90f, 1.0f);