//Accessors
//Methods
static public TextureStruct GenerateTexture(IntPtr render, 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(render, 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);
}
private TextureStruct ImageTotexture(IntPtr render, string imagePath, byte r, byte g, byte b)
{
TextureStruct finalTexture = new TextureStruct(IntPtr.Zero, 0, 0);
IntPtr sprite = IntPtr.Zero;
sprite = SDL_LoadBMP(imagePath);
if (sprite == IntPtr.Zero)
{
Console.Write("Unable to load image: ball.bmp! SDL Error:" + SDL_GetError() + " \n");
Console.Write(imagePath + " \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(render, 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);
}
//Constructors
public SpriteEntity(string key, IntPtr render, string imagePath, byte r, byte g, byte b)
{
TextureStruct texture = ImageTotexture(render, imagePath, r, g, b);
textureList.Add(key, texture);
SetupSpriteEntity(key);
//TODO: handle duplicate keys
}
public SpriteEntity(string key, TextureStruct texture)
{
textureList.Add(key, texture);
SetupSpriteEntity(key);
//TODO: handle duplicate keys or textures
}
public void ReplaceTexture(TextureStruct newtexture)
{
SDL_DestroyTexture(textureList[name].texture);
textureList[name] = newtexture;
}