imImage* read_file(const char* filename)
{
int error;
imImage* image = imFileImageLoadBitmap(filename, 0, &error);
if (error)
show_file_error(error);
return image;
}
/*****************************************************************************\
im.FileImageLoadBitmap(filename, [index])
\*****************************************************************************/
static int imluaFileImageLoadBitmap (lua_State *L)
{
const char *filename = luaL_checkstring(L, 1);
int index = luaL_optint(L, 2, 0);
int error;
imImage *image = imFileImageLoadBitmap(filename, index, &error);
return imlua_pushimageerror(L, image, error);
}
static void ShowImage(char* file_name, Ihandle* iup_dialog)
{
int error;
imImage* image = (imImage*)IupGetAttribute(iup_dialog, "imImage");
if (image) imImageDestroy(image);
IupSetAttribute(iup_dialog, "imImage", NULL);
image = imFileImageLoadBitmap(file_name, 0, &error);
if (error) PrintError(error);
if (!image) return;
IupSetAttribute(iup_dialog, "imImage", (char*)image);
IupStoreAttribute(iup_dialog, "TITLE", file_name);
cbCanvasRepaint(iup_dialog); /* we can do this because canvas inherit attributes from the dialog */
}
imImage* read_file(const char* filename)
{
int error;
imImage* image = imFileImageLoadBitmap(filename, 0, &error);
if (error)
show_file_error(error);
else
{
/* we are going to support only RGB images with no alpha */
imImageRemoveAlpha(image);
if (image->color_space != IM_RGB)
{
imImage* new_image = imImageCreateBased(image, -1, -1, IM_RGB, -1);
imConvertColorSpace(image, new_image);
imImageDestroy(image);
image = new_image;
}
/* create OpenGL compatible data */
imImageGetOpenGLData(image, NULL);
}
return image;
}
