public virtual void Begin()
{
// Save the current matrix
CCDrawManager.PushMatrix();
CCSize texSize = m_pTexture.ContentSizeInPixels;
// Calculate the adjustment ratios based on the old and new projections
CCDirector director = CCDirector.SharedDirector;
CCSize size = director.WinSizeInPixels;
float widthRatio = size.Width / texSize.Width;
float heightRatio = size.Height / texSize.Height;
CCDrawManager.SetRenderTarget(m_pTexture);
CCDrawManager.SetViewPort(0, 0, (int)texSize.Width, (int)texSize.Height);
Matrix projection = Matrix.CreateOrthographicOffCenter(
-1.0f / widthRatio, 1.0f / widthRatio,
-1.0f / heightRatio, 1.0f / heightRatio,
-1, 1
);
CCDrawManager.MultMatrix(ref projection);
if (m_bFirstUsage)
{
CCDrawManager.Clear(Color.Transparent);
m_bFirstUsage = false;
}
}
private Texture2D ConvertToPremultiplied(Texture2D texture, SurfaceFormat format)
{
//Jake Poznanski - Speeding up XNA Content Load
//http://jakepoz.com/jake_poznanski__speeding_up_xna.html
//Setup a render target to hold our final texture which will have premulitplied alpha values
var result = new RenderTarget2D(
CCDrawManager.graphicsDevice,
texture.Width, texture.Height, m_bHasMipmaps, format,
DepthFormat.None, 0, RenderTargetUsage.DiscardContents
);
CCDrawManager.SetRenderTarget(result);
CCDrawManager.Clear(Color.Transparent);
var spriteBatch = CCDrawManager.spriteBatch;
if (format != SurfaceFormat.Alpha8)
{
//Multiply each color by the source alpha, and write in just the color values into the final texture
var blendColor = new BlendState();
blendColor.ColorWriteChannels = ColorWriteChannels.Red | ColorWriteChannels.Green |
ColorWriteChannels.Blue;
blendColor.AlphaDestinationBlend = Blend.Zero;
blendColor.ColorDestinationBlend = Blend.Zero;
blendColor.AlphaSourceBlend = Blend.SourceAlpha;
blendColor.ColorSourceBlend = Blend.SourceAlpha;
spriteBatch.Begin(SpriteSortMode.Immediate, blendColor);
spriteBatch.Draw(texture, texture.Bounds, Color.White);
spriteBatch.End();
}
//Now copy over the alpha values from the PNG source texture to the final one, without multiplying them
var blendAlpha = new BlendState();
blendAlpha.ColorWriteChannels = ColorWriteChannels.Alpha;
blendAlpha.AlphaDestinationBlend = Blend.Zero;
blendAlpha.ColorDestinationBlend = Blend.Zero;
blendAlpha.AlphaSourceBlend = Blend.One;
blendAlpha.ColorSourceBlend = Blend.One;
spriteBatch.Begin(SpriteSortMode.Immediate, blendAlpha);
spriteBatch.Draw(texture, texture.Bounds, Color.White);
spriteBatch.End();
//Release the GPU back to drawing to the screen
CCDrawManager.SetRenderTarget((CCTexture2D)null);
return(result);
}
private Texture2D ConvertSurfaceFormat(Texture2D texture, SurfaceFormat format)
{
if (texture.Format == format)
{
return(texture);
}
var renderTarget = new RenderTarget2D(
CCDrawManager.GraphicsDevice,
texture.Width, texture.Height, m_bHasMipmaps, format,
DepthFormat.None, 0, RenderTargetUsage.DiscardContents
);
CCDrawManager.SetRenderTarget(renderTarget);
CCDrawManager.Clear(Color.Transparent);
CCDrawManager.spriteBatch.Begin(SpriteSortMode.Immediate, HasPremultipliedAlpha ? BlendState.AlphaBlend : BlendState.NonPremultiplied);
CCDrawManager.spriteBatch.Draw(texture, new Vector2(0, 0), Color.White);
CCDrawManager.spriteBatch.End();
CCDrawManager.SetRenderTarget((CCTexture2D)null);
return(renderTarget);
}
public void BeginWithClear(float r, float g, float b, float a)
{
Begin();
CCDrawManager.Clear(new Color(r, g, b, a));
}
public void ClearStencil(int stencilValue)
{
Begin();
CCDrawManager.Clear(ClearOptions.Stencil, Color.White, 0, stencilValue);
End();
}
public void ClearDepth(float depthValue)
{
Begin();
CCDrawManager.Clear(ClearOptions.DepthBuffer, Color.White, depthValue, 0);
End();
}
public void BeginWithClear(float r, float g, float b, float a, float depthValue, int stencilValue)
{
Begin();
CCDrawManager.Clear(new Color(r, g, b, a), depthValue, stencilValue);
}
public bool InitWithString(string text, CCSize dimensions, CCTextAlignment hAlignment,
CCVerticalTextAlignment vAlignment, string fontName,
float fontSize)
{
try
{
Debug.Assert(dimensions.Width >= 0 || dimensions.Height >= 0);
if (string.IsNullOrEmpty(text))
{
return(false);
}
float loadedSize = fontSize;
SpriteFont font = CCSpriteFontCache.SharedInstance.TryLoadFont(fontName, fontSize, out loadedSize);
if (font == null)
{
CCLog.Log("Failed to load default font. No font supported.");
return(false);
}
float scale = 1f;
if (loadedSize != 0)
{
scale = fontSize / loadedSize;
}
if (dimensions.Equals(CCSize.Zero))
{
Vector2 temp = font.MeasureString(text);
dimensions.Width = temp.X * scale;
dimensions.Height = temp.Y * scale;
}
var textList = new List <String>();
var nextText = new StringBuilder();
string[] lineList = text.Split('\n');
float spaceWidth = font.MeasureString(" ").X *scale;
for (int j = 0; j < lineList.Length; ++j)
{
string[] wordList = lineList[j].Split(' ');
float lineWidth = 0;
bool firstWord = true;
for (int i = 0; i < wordList.Length; ++i)
{
float wordWidth = font.MeasureString(wordList[i]).X *scale;
if ((lineWidth + wordWidth) > dimensions.Width)
{
lineWidth = wordWidth;
if (nextText.Length > 0)
{
firstWord = true;
textList.Add(nextText.ToString());
#if XBOX || XBOX360
nextText.Length = 0;
#else
nextText.Clear();
#endif
}
else
{
lineWidth += wordWidth;
firstWord = false;
textList.Add(wordList[i]);
continue;
}
}
else
{
lineWidth += wordWidth;
}
if (!firstWord)
{
nextText.Append(' ');
lineWidth += spaceWidth;
}
nextText.Append(wordList[i]);
firstWord = false;
}
textList.Add(nextText.ToString());
#if XBOX || XBOX360
nextText.Length = 0;
#else
nextText.Clear();
#endif
}
if (dimensions.Height == 0)
{
dimensions.Height = textList.Count * font.LineSpacing * scale;
}
//* for render to texture
RenderTarget2D renderTarget = CCDrawManager.CreateRenderTarget(
(int)dimensions.Width, (int)dimensions.Height,
DefaultAlphaPixelFormat, RenderTargetUsage.DiscardContents
);
CCDrawManager.SetRenderTarget(renderTarget);
CCDrawManager.Clear(Color.Transparent);
SpriteBatch sb = CCDrawManager.spriteBatch;
sb.Begin();
float textHeight = textList.Count * font.LineSpacing * scale;
float nextY = 0;
if (vAlignment == CCVerticalTextAlignment.Bottom)
{
nextY = dimensions.Height - textHeight;
}
else if (vAlignment == CCVerticalTextAlignment.Center)
{
nextY = (dimensions.Height - textHeight) / 2.0f;
}
for (int j = 0; j < textList.Count; ++j)
{
string line = textList[j];
var position = new Vector2(0, nextY);
if (hAlignment == CCTextAlignment.Right)
{
position.X = dimensions.Width - font.MeasureString(line).X *scale;
}
else if (hAlignment == CCTextAlignment.Center)
{
position.X = (dimensions.Width - font.MeasureString(line).X *scale) / 2.0f;
}
sb.DrawString(font, line, position, Color.White, 0f, Vector2.Zero, scale, SpriteEffects.None, 0);
nextY += font.LineSpacing * scale;
}
sb.End();
CCDrawManager.graphicsDevice.RasterizerState = RasterizerState.CullNone;
CCDrawManager.graphicsDevice.DepthStencilState = DepthStencilState.Default;
CCDrawManager.SetRenderTarget((RenderTarget2D)null);
if (InitWithTexture(renderTarget, renderTarget.Format, true, false))
{
m_CacheInfo.CacheType = CCTextureCacheType.String;
m_CacheInfo.Data = new CCStringCache()
{
Dimensions = dimensions,
Text = text,
FontName = fontName,
FontSize = fontSize,
HAlignment = hAlignment,
VAlignment = vAlignment
};
return(true);
}
}
catch (Exception ex)
{
CCLog.Log(ex.ToString());
}
return(false);
}
public bool InitWithString(string text, CCSize dimensions, CCTextAlignment hAlignment, CCVerticalTextAlignment vAlignment, string fontName,
float fontSize)
{
try
{
m_CallParams = new object[] { text, dimensions, hAlignment, vAlignment, fontName, fontSize };
// CCLog.Log("InitWithString: text={0}", text);
Debug.Assert(dimensions.Width >= 0 || dimensions.Height >= 0);
if (string.IsNullOrEmpty(text))
{
return(false);
}
SpriteFont font = m_spriteFont;
if (font == null)
{
font = CCSpriteFontCache.SharedInstance.GetFont(fontName, fontSize);
if (font == null)
{
CCLog.Log("Can't find {0}, use system default ({1})", fontName, CCDrawManager.DefaultFont);
font = CCSpriteFontCache.SharedInstance.GetFont(CCDrawManager.DefaultFont, fontSize);
if (font == null)
{
CCLog.Log("Failed to load default font. No font supported.");
}
}
// m_spriteFont = font;
}
if (font == null)
{
return(false);
}
// m_spriteFont = font;
if (dimensions.Equals(CCSize.Zero))
{
Microsoft.Xna.Framework.Vector2 temp = font.MeasureString(text);
dimensions.Width = temp.X;
dimensions.Height = temp.Y;
}
//float scale = 1.0f;//need refer fontSize;
var textList = new List <String>();
var nextText = new StringBuilder();
string[] lineList = text.Split('\n');
float spaceWidth = font.MeasureString(" ").X;
for (int j = 0; j < lineList.Length; ++j)
{
string[] wordList = lineList[j].Split(' ');
float lineWidth = 0;
bool firstWord = true;
for (int i = 0; i < wordList.Length; ++i)
{
lineWidth += font.MeasureString(wordList[i]).X;
if (lineWidth > dimensions.Width)
{
lineWidth = 0;
if (nextText.Length > 0)
{
firstWord = true;
textList.Add(nextText.ToString());
#if XBOX || XBOX360
nextText.Length = 0;
#else
nextText.Clear();
#endif
}
else
{
firstWord = false;
textList.Add(wordList[i]);
continue;
}
}
if (!firstWord)
{
nextText.Append(' ');
lineWidth += spaceWidth;
}
nextText.Append(wordList[i]);
firstWord = false;
}
textList.Add(nextText.ToString());
#if XBOX || XBOX360
nextText.Length = 0;
#else
nextText.Clear();
#endif
}
if (dimensions.Height == 0)
{
dimensions.Height = textList.Count * font.LineSpacing;
}
//* for render to texture
RenderTarget2D renderTarget = CCDrawManager.CreateRenderTarget((int)dimensions.Width, (int)dimensions.Height,
RenderTargetUsage.PreserveContents);
CCDrawManager.SetRenderTarget(renderTarget);
CCDrawManager.Clear(Color.Transparent);
SpriteBatch spriteBatch = CCDrawManager.spriteBatch;
spriteBatch.Begin();
int textHeight = textList.Count * font.LineSpacing;
float nextY = 0;
if (vAlignment == CCVerticalTextAlignment.CCVerticalTextAlignmentBottom)
{
nextY = dimensions.Height - textHeight;
}
else if (vAlignment == CCVerticalTextAlignment.CCVerticalTextAlignmentCenter)
{
nextY = (dimensions.Height - textHeight) / 2.0f;
}
for (int j = 0; j < textList.Count; ++j)
{
string line = textList[j];
var position = new Microsoft.Xna.Framework.Vector2(0, nextY);
if (hAlignment == CCTextAlignment.CCTextAlignmentRight)
{
position.X = dimensions.Width - font.MeasureString(line).X;
}
else if (hAlignment == CCTextAlignment.CCTextAlignmentCenter)
{
position.X = (dimensions.Width - font.MeasureString(line).X) / 2.0f;
}
#if MONOMAC
// It seems that MonoGame has an initialization problem with MONOMAC
// what we are doing here is a HACK and no doubt about it. We can take this
// work around out when the issue is addressed in MonoGame.
// The issue is that if we do not re-initialize the font for some reason it is
// not drawing the next label if it is the same font and size.
spriteBatch.DrawString(hackFont, " ", position, Color.White);
#endif
spriteBatch.DrawString(font, line, position, Color.White);
nextY += font.LineSpacing;
}
spriteBatch.End();
CCDrawManager.graphicsDevice.RasterizerState = RasterizerState.CullNone;
CCDrawManager.graphicsDevice.DepthStencilState = DepthStencilState.Default;
CCDrawManager.SetRenderTarget((RenderTarget2D)null);
// to copy the rendered target data to a plain texture(to the memory)
// texture2D = CCDrawManager.CreateTexture2D(renderTarget.Width, renderTarget.Height);
// This is the old 3.1 way of doing things. 4.0 does not need this and it causes compatibility problems.
// var colors1D = new Color[renderTarget.Width * renderTarget.Height];
// renderTarget.GetData(colors1D);
// texture2D.SetData(colors1D);
return(InitWithTexture(renderTarget));
}
catch (Exception ex)
{
CCLog.Log(ex.ToString());
}
return(false);
}
public bool InitWithString(string text, CCSize dimensions, CCTextAlignment hAlignment,
CCVerticalTextAlignment vAlignment, string fontName,
float fontSize)
{
try
{
Debug.Assert(dimensions.Width >= 0 || dimensions.Height >= 0);
if (string.IsNullOrEmpty(text))
{
return(false);
}
float loadedSize = fontSize;
SpriteFont font = CCSpriteFontCache.SharedInstance.TryLoadFont(fontName, fontSize, out loadedSize);
if (font == null)
{
CCLog.Log("Failed to load default font. No font supported.");
return(false);
}
float scale = 1f;
if (loadedSize != 0)
{
scale = fontSize / loadedSize * CCSpriteFontCache.FontScale;
}
if (dimensions.Equals(CCSize.Zero))
{
Vector2 temp = font.MeasureString(text);
dimensions.Width = temp.X * scale;
dimensions.Height = temp.Y * scale;
}
var textList = new List <String>();
var nextText = new StringBuilder();
string[] lineList = text.Split('\n');
StringBuilder next = new StringBuilder();
string last = null;
for (int j = 0; j < lineList.Length; ++j)
{
string[] wordList = lineList[j].Split(' ');
for (int i = 0; i < wordList.Length;)
{
// Run through the list of words to create a sentence that fits in the dimensions.Width space
while (i < wordList.Length)
{
if ((font.MeasureString(next.ToString()).X *scale) > dimensions.Width)
{
i--;
break;
}
last = next.ToString();
if (next.Length > 0)
{
next.Append(' ');
}
next.Append(wordList[i]);
i++;
}
if (i == wordList.Length || i == -1) // -1 means the default width was too small for the string.
{
string nstr = next.ToString();
if ((font.MeasureString(nstr).X *scale) > dimensions.Width)
{
// Last line could have bleed into the margin
if (last != null && last.Length > 0)
{
textList.Add(last); // Single word label has a null last which can cause problems
}
textList.Add(wordList[wordList.Length - 1]); // last word bleeds
}
else if (nstr.Length > 0)
{
textList.Add(nstr);
}
}
else if (last.Length > 0)
{
textList.Add(last);
}
last = null;
next.Length = 0;
}
textList.Add(nextText.ToString());
#if XBOX || XBOX360
nextText.Length = 0;
#else
nextText.Clear();
#endif
}
if (textList.Count == 0 && text.Length > 0)
{
textList.Add(text);
}
if (dimensions.Height == 0)
{
dimensions.Height = textList.Count * font.LineSpacing * scale;
}
//* for render to texture
RenderTarget2D renderTarget = CCDrawManager.CreateRenderTarget(
(int)dimensions.Width, (int)dimensions.Height,
DefaultAlphaPixelFormat, RenderTargetUsage.DiscardContents
);
try
{
CCDrawManager.SetRenderTarget(renderTarget);
}
catch (Exception)
{
CCTextureCache.SharedTextureCache.RemoveUnusedTextures();
CCDrawManager.SetRenderTarget(renderTarget);
}
CCDrawManager.Clear(Color.Transparent);
SpriteBatch sb = CCDrawManager.spriteBatch;
sb.Begin();
float textHeight = textList.Count * font.LineSpacing * scale;
float nextY = 0;
if (vAlignment == CCVerticalTextAlignment.Bottom)
{
nextY = dimensions.Height - textHeight;
}
else if (vAlignment == CCVerticalTextAlignment.Center)
{
nextY = (dimensions.Height - textHeight) / 2.0f;
}
for (int j = 0; j < textList.Count; ++j)
{
string line = textList[j];
var position = new Vector2(0, nextY);
if (hAlignment == CCTextAlignment.Right)
{
position.X = dimensions.Width - font.MeasureString(line).X *scale;
}
else if (hAlignment == CCTextAlignment.Center)
{
position.X = (dimensions.Width - font.MeasureString(line).X *scale) / 2.0f;
}
sb.DrawString(font, line, position, Color.White, 0f, Vector2.Zero, scale, SpriteEffects.None, 0);
nextY += font.LineSpacing * scale;
}
sb.End();
CCDrawManager.graphicsDevice.RasterizerState = RasterizerState.CullNone;
CCDrawManager.graphicsDevice.DepthStencilState = DepthStencilState.Default;
CCDrawManager.SetRenderTarget((RenderTarget2D)null);
if (InitWithTexture(renderTarget, renderTarget.Format, true, false))
{
m_CacheInfo.CacheType = CCTextureCacheType.String;
m_CacheInfo.Data = new CCStringCache()
{
Dimensions = dimensions,
Text = text,
FontName = fontName,
FontSize = fontSize,
HAlignment = hAlignment,
VAlignment = vAlignment
};
return(true);
}
}
catch (Exception ex)
{
CCLog.Log(ex.ToString());
}
return(false);
}
public void BeforeRender(CCTexture2D pTexture)
{
m_pOldRenderTarget = CCDrawManager.GetRenderTarget();
CCDrawManager.SetRenderTarget(pTexture);
CCDrawManager.Clear(Color.Transparent);
}