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Add question mark to error image generation

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Starbeamrainbowlabs 2016-07-17 16:09:24 +01:00
parent 47ca9e54b6
commit b0b569dbf3
1 changed files with 11 additions and 3 deletions
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14
GalleryShare/ThumbnailGenerator.cs
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@ -48,7 +48,7 @@ namespace GalleryShare
error.Message error.Message
); );
using (Font drawingFont = new Font("Sans-serif", 18f, FontStyle.Regular, GraphicsUnit.Pixel)) using (Font drawingFont = new Font("Sans-serif", 12f, FontStyle.Regular, GraphicsUnit.Pixel))
{ {
imageToSend = GenerateErrorImage(error.Message, drawingFont, Color.DarkGray, Color.Transparent); imageToSend = GenerateErrorImage(error.Message, drawingFont, Color.DarkGray, Color.Transparent);
} }
@ -73,12 +73,20 @@ namespace GalleryShare
textSize = measuringContext.MeasureString(errorText, textFont); textSize = measuringContext.MeasureString(errorText, textFont);
} }
Image resultImage = new Bitmap((int)textSize.Width, (int)textSize.Height); float questionMarkFontSize = 200;
Image resultImage = new Bitmap((int)textSize.Width, (int)textSize.Height + (int)questionMarkFontSize + (int)textFont.Size * 2);
using (Graphics resultContext = Graphics.FromImage(resultImage)) using (Graphics resultContext = Graphics.FromImage(resultImage))
using (SolidBrush drawingBrush = new SolidBrush(foregroundColour)) using (SolidBrush drawingBrush = new SolidBrush(foregroundColour))
using (Font largeFont = new Font(textFont.FontFamily, questionMarkFontSize + 10, FontStyle.Regular, GraphicsUnit.Pixel))
{ {
resultContext.Clear(backgroundColour); resultContext.Clear(backgroundColour);
resultContext.DrawString(errorText, textFont, drawingBrush, 0f, 0f); resultContext.DrawString(errorText, textFont, drawingBrush, 0f, resultImage.Height - textFont.Size * 2);
SizeF questionMarkSize = resultContext.MeasureString("?", largeFont);
resultContext.DrawString(
"?", largeFont, drawingBrush,
(textSize.Width / 2) - (questionMarkSize.Width / 2),
-10f
);
} }
return resultImage; return resultImage;
} }