private void prepareBitmapDraw()
{
string originalText = _text ?? "";
string text = _text;
var config = AGSTextConfig.ScaleConfig(_config, _scaleUp.X);
int maxWidth = _maxWidth == int.MaxValue ? _maxWidth : (int)(_maxWidth * _scaleUp.X - config.PaddingLeft - config.PaddingRight);
string textToMeasure = text;
if (_renderCaret && textToMeasure == "")
{
textToMeasure = "|";
}
SizeF originalTextSize = config.Font.MeasureString(textToMeasure, config.Alignment, _cropText ? int.MaxValue : maxWidth);
SizeF textSize = originalTextSize;
if (_cropText && textSize.Width > maxWidth)
{
textSize = cropText(maxWidth, config, ref text);
}
float widthOffset = Math.Max(config.OutlineWidth, Math.Abs(config.ShadowOffsetX));
float heightOffset = Math.Max(config.OutlineWidth, Math.Abs(config.ShadowOffsetY));
float widthF = textSize.Width + widthOffset + config.PaddingLeft + config.PaddingRight;
float heightF = textSize.Height + heightOffset + config.PaddingTop + config.PaddingBottom;
// ReSharper disable CompareOfFloatsByEqualityOperator
SizeF baseSize = new SizeF(_baseSize.Width == EmptySize.Width ? widthF : _baseSize.Width * _scaleUp.X,
_baseSize.Height == EmptySize.Height ? heightF : _baseSize.Height * _scaleUp.Y);
// ReSharper restore CompareOfFloatsByEqualityOperator
Width = (widthF / _scaleUp.X);
Height = (heightF / _scaleUp.Y);
int bitmapWidth = MathUtils.GetNextPowerOf2(Math.Max((int)(widthF) + 1, (int)(baseSize.Width) + 1));
int bitmapHeight = MathUtils.GetNextPowerOf2(Math.Max((int)(heightF) + 1, (int)(baseSize.Height) + 1));
BitmapWidth = (int)(bitmapWidth / _scaleDown.X);
BitmapHeight = (int)(bitmapHeight / _scaleDown.Y);
if (_measureOnly || _alwaysMeasureOnly)
{
return;
}
_draw.BitmapWidth = bitmapWidth;
_draw.BitmapHeight = bitmapHeight;
_draw.BaseSize = baseSize;
_draw.TextSize = textSize;
_draw.HeightF = heightF;
_draw.Text = text;
_draw.OriginalText = originalText;
_draw.MaxWidth = maxWidth;
_draw.Config = config;
_renderChanged = true;
}
private void drawToBitmap()
{
string originalText = _text ?? "";
string text = _text;
var config = AGSTextConfig.ScaleConfig(_config, TextResolutionFactorX);
int maxWidth = _maxWidth == int.MaxValue ? _maxWidth : _maxWidth * TextResolutionFactorX;
SizeF originalTextSize = config.Font.MeasureString(text, _cropText ? int.MaxValue : maxWidth);
SizeF textSize = originalTextSize;
if (_cropText && textSize.Width > maxWidth)
{
textSize = cropText(maxWidth, config, ref text);
}
float widthOffset = Math.Max(config.OutlineWidth, Math.Abs(config.ShadowOffsetX));
float heightOffset = Math.Max(config.OutlineWidth, Math.Abs(config.ShadowOffsetY));
float widthF = textSize.Width + widthOffset + config.PaddingLeft + config.PaddingRight;
float heightF = textSize.Height + heightOffset + config.PaddingTop + config.PaddingBottom;
SizeF baseSize = new SizeF(_baseSize.Width == EmptySize.Width ? widthF : _baseSize.Width * TextResolutionFactorX,
_baseSize.Height == EmptySize.Height ? heightF : _baseSize.Height * TextResolutionFactorY);
Width = (widthF / GLText.TextResolutionFactorX);
Height = (heightF / GLText.TextResolutionFactorY);
int bitmapWidth = MathUtils.GetNextPowerOf2(Math.Max((int)widthF + 1, (int)baseSize.Width + 1));
int bitmapHeight = MathUtils.GetNextPowerOf2(Math.Max((int)heightF + 1, (int)baseSize.Height + 1));
IBitmap bitmap = _bitmap;
if (bitmap == null || bitmap.Width != bitmapWidth || bitmap.Height != bitmapHeight)
{
if (bitmap != null)
{
_bitmapPool.Release(bitmap);
}
_bitmap = _bitmapPool.Acquire(bitmapWidth, bitmapHeight);
bitmap = _bitmap;
}
IBitmapTextDraw textDraw = bitmap.GetTextDraw();
using (var context = textDraw.CreateContext())
{
textDraw.DrawText(text, config, textSize, baseSize, maxWidth, (int)heightF, 0f);
drawCaret(originalText, textSize, heightF, baseSize, textDraw, config, maxWidth);
}
_renderChanged = true;
}
public static SizeF GetTextSize(this ITextConfig config, string text, SizeF labelSize)
{
config = AGSTextConfig.ScaleConfig(config, GLText.TextResolutionFactorX);
labelSize = labelSize.Scale(GLText.TextResolutionFactorX, GLText.TextResolutionFactorY);
float scaleBackX = 1f / GLText.TextResolutionFactorX;
float scaleBackY = 1f / GLText.TextResolutionFactorY;
switch (config.AutoFit)
{
case AutoFit.TextShouldFitLabel:
var textSize = config.Font.MeasureString(text);
return(new SizeF(Math.Min(textSize.Width, labelSize.Width), Math.Min(textSize.Height, labelSize.Height)).Scale(scaleBackX, scaleBackY));
case AutoFit.TextShouldWrapAndLabelShouldFitHeight:
return(config.Font.MeasureString(text, (int)labelSize.Width).Scale(scaleBackX, scaleBackY));
default:
return(config.Font.MeasureString(text).Scale(scaleBackX, scaleBackY));
}
}