public TextureStruct TextToTexture(IntPtr font, string text, SDL_Color color)
{
TextureStruct finalTexture = new TextureStruct(IntPtr.Zero, 0, 0);
IntPtr textSurface = TTF_RenderText_Solid(font, text, color);
IntPtr myTexture = IntPtr.Zero;
if (textSurface == IntPtr.Zero)
{
Console.Write("Unable to render text surface! SDL_ttf Error: %s\n", SDL_GetError());
}
else
{
//Create texture from surface pixels
myTexture = SDL_CreateTextureFromSurface(renderer, textSurface);
if (myTexture == IntPtr.Zero)
{
Console.Write("Unable to create texture from rendered text! SDL Error: %s\n", SDL_GetError());
}
//Create texture struct
finalTexture.h = ((SDL_Surface)Marshal.PtrToStructure(textSurface, typeof(SDL_Surface))).h;
finalTexture.w = ((SDL_Surface)Marshal.PtrToStructure(textSurface, typeof(SDL_Surface))).w;
finalTexture.texture = myTexture;
//Get rid of old surface
SDL_FreeSurface(textSurface);
}
return(finalTexture);
}
public Sprite(string key, TextureStruct texture)
{
if (textureList.ContainsKey(key))
{
texture = textureList[key];
}
SetupSpriteEntity(key);
}
private TextureStruct BMPToTexture(string imagePath, byte r, byte g, byte b)
{
TextureStruct finalTexture = new TextureStruct(IntPtr.Zero, 0, 0);
IntPtr sprite = IntPtr.Zero;
//loads all (supported) images, not only BMP
sprite = SDL_image.IMG_Load(imagePath);
//sprite = SDL_LoadBMP(imagePath);
if (sprite == IntPtr.Zero)
{
Console.Write("Unable to load image: " + imagePath + " SDL Error:" + SDL_GetError() + " \n");
SDL_FreeSurface(sprite);
return(finalTexture);
}
//Set Colorkey
var format = ((SDL_Surface)Marshal.PtrToStructure(sprite, typeof(SDL_Surface))).format;
SDL_SetColorKey(sprite, 1, SDL_MapRGB(format, r, g, b));
IntPtr myTexture = SDL_CreateTextureFromSurface(renderer, sprite);
if (myTexture == IntPtr.Zero)
{
Console.Write("Unable to create texture! SDL Error:" + SDL_GetError() + " \n");
Console.Write(imagePath + " \n");
SDL_FreeSurface(sprite);
return(finalTexture);
}
finalTexture.h = ((SDL_Surface)Marshal.PtrToStructure(sprite, typeof(SDL_Surface))).h;
finalTexture.w = ((SDL_Surface)Marshal.PtrToStructure(sprite, typeof(SDL_Surface))).w;
finalTexture.texture = myTexture;
SDL_FreeSurface(sprite);
return(finalTexture);
}
public void ReplaceText(string newText, IntPtr font, SDL_Color color)
{
TextureStruct newTexture = TextToTexture(font, newText, color);
this.ReplaceTexture(newTexture);
}
public void ReplaceTexture(TextureStruct newtexture)
{
SDL_DestroyTexture(textureList[name].texture);
textureList[name] = newtexture;
}