/**
* Sets the background sprite to use for the specified button state.
*
* @param sprite The background sprite to use for the specified state.
* @param state The state that uses the specified image. The values are described
* in "CCControlState".
*/
public virtual void SetBackgroundSpriteForState(CCNode sprite, CCControlState state)
{
CCSize oldPreferredSize = preferredSize;
CCNode previousBackgroundSprite;
if (backgroundSpriteDispatchTable.TryGetValue(state, out previousBackgroundSprite))
{
RemoveChild(previousBackgroundSprite, true);
backgroundSpriteDispatchTable.Remove(state);
}
backgroundSpriteDispatchTable.Add(state, sprite);
sprite.Visible = false;
sprite.AnchorPoint = new CCPoint(0.5f, 0.5f);
AddChild(sprite);
if (preferredSize.Width != 0 || preferredSize.Height != 0 && sprite is CCScale9Sprite)
{
var scale9 = ((CCScale9Sprite)sprite);
if (oldPreferredSize.Equals(preferredSize))
{
// Force update of preferred size
scale9.PreferredSize = new CCSize(oldPreferredSize.Width + 1, oldPreferredSize.Height + 1);
}
scale9.PreferredSize = preferredSize;
}
// If the current state if equal to the given state we update the layout
if (State == state)
{
NeedsLayout();
}
}
internal static CCTexture2D CreateNativeLabel(string text, CCSize dimensions, CCTextAlignment hAlignment,
CCVerticalTextAlignment vAlignment, string fontName,
float fontSize, CCColor4B textColor)
{
if (string.IsNullOrEmpty(text))
{
return(new CCTexture2D());
}
var font = CreateFont(fontName, fontSize);
if (dimensions.Equals(CCSize.Zero))
{
CreateBitmap(1, 1);
var ms = _graphics.MeasureString(text, font);
dimensions.Width = ms.Width;
dimensions.Height = ms.Height;
}
CreateBitmap((int)dimensions.Width, (int)dimensions.Height);
var stringFormat = new StringFormat();
switch (hAlignment)
{
case CCTextAlignment.Left:
stringFormat.Alignment = StringAlignment.Near;
break;
case CCTextAlignment.Center:
stringFormat.Alignment = StringAlignment.Center;
break;
case CCTextAlignment.Right:
stringFormat.Alignment = StringAlignment.Far;
break;
}
switch (vAlignment)
{
case CCVerticalTextAlignment.Top:
stringFormat.LineAlignment = StringAlignment.Near;
break;
case CCVerticalTextAlignment.Center:
stringFormat.LineAlignment = StringAlignment.Center;
break;
case CCVerticalTextAlignment.Bottom:
stringFormat.LineAlignment = StringAlignment.Far;
break;
}
_graphics.DrawString(text, font, _brush, new RectangleF(0, 0, dimensions.Width, dimensions.Height), stringFormat);
_graphics.Flush();
var texture = new CCTexture2D(SaveToStream(), CCSurfaceFormat.Bgra4444);
return(texture);
}
void 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;
}
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;
}
float scale = 1f;
if (loadedSize != 0)
{
scale = fontSize / loadedSize * CCSpriteFontCache.FontScale;
}
if (dimensions.Equals(CCSize.Zero))
{
CCVector2 temp = font.MeasureString(text).ToCCVector2();
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());
nextText.Length = 0;
}
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());
nextText.Clear();
}
if (dimensions.Height == 0)
{
dimensions.Height = textList.Count * font.LineSpacing * scale;
}
//* for render to texture
RenderTarget2D renderTarget = CCDrawManager.SharedDrawManager.CreateRenderTarget(
(int)dimensions.Width, (int)dimensions.Height,
DefaultAlphaPixelFormat, CCRenderTargetUsage.DiscardContents
);
CCDrawManager.SharedDrawManager.CurrentRenderTarget = renderTarget;
CCDrawManager.SharedDrawManager.Clear(CCColor4B.Transparent);
SpriteBatch sb = CCDrawManager.SharedDrawManager.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 CCVector2(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.ToVector2(), Color.White, 0f, Vector2.Zero, scale, SpriteEffects.None, 0);
nextY += font.LineSpacing * scale;
}
sb.End();
CCDrawManager.SharedDrawManager.XnaGraphicsDevice.RasterizerState = RasterizerState.CullNone;
CCDrawManager.SharedDrawManager.DepthStencilState = DepthStencilState.Default;
CCDrawManager.SharedDrawManager.CurrentRenderTarget = (RenderTarget2D)null;
InitWithTexture(renderTarget, (CCSurfaceFormat)renderTarget.Format, true, false);
cacheInfo.CacheType = CCTextureCacheType.String;
cacheInfo.Data = new CCStringCache()
{
Dimensions = dimensions,
Text = text,
FontName = fontName,
FontSize = fontSize,
HAlignment = hAlignment,
VAlignment = vAlignment
};
}
catch (Exception ex)
{
CCLog.Log(ex.ToString());
}
}
public bool Equals(CCRect rect)
{
return(Origin.Equals(rect.Origin) && Size.Equals(rect.Size));
}