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implement zoom on preview panel and make sure we don't crash when rendering glyphs

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This commit is contained in:
Michael Becker 2023-06-27 19:53:23 -04:00
parent d773b5aa0f
commit de4cb2c751
1 changed files with 50 additions and 3 deletions
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53
Plugins.UserInterface/UniversalEditor.Plugins.Multimedia.UserInterface/Editors/Multimedia/Font/Bitmap/BitmapFontEditor.cs
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@ -22,6 +22,8 @@ using System;
using MBS.Framework.UserInterface;
using MBS.Framework.UserInterface.Controls;
using MBS.Framework.UserInterface.Controls.ListView;
using MBS.Framework.UserInterface.Input.Keyboard;
using MBS.Framework.UserInterface.Input.Mouse;
using UniversalEditor.ObjectModels.Multimedia.Font.Bitmap;
using UniversalEditor.ObjectModels.Multimedia.Picture;
using UniversalEditor.UserInterface;
@ -49,6 +51,34 @@ namespace UniversalEditor.Plugins.Multimedia.UserInterface.Editors.Multimedia.Fo
return _er;
}
private double _Zoom = 1.0;
public double Zoom
{
get { return _Zoom; }
set
{
_Zoom = value;
Refresh();
}
}
[EventHandler(nameof(canvas), nameof(Control.MouseWheel))]
private void canvas_MouseWheel(object sender, MouseEventArgs e)
{
if ((e.ModifierKeys & KeyboardModifierKey.Control) == KeyboardModifierKey.Control)
{
if (e.DeltaY > 0)
{
Zoom--;
}
else if (e.DeltaY < 0)
{
Zoom++;
}
e.Cancel = true;
}
}
protected override void OnObjectModelChanged(EventArgs e)
{
if (IsCreated)
@ -71,6 +101,7 @@ namespace UniversalEditor.Plugins.Multimedia.UserInterface.Editors.Multimedia.Fo
if (glyph.Picture != null)
{
image = glyph.Picture.ToImage();
_glyphs2[glyph.Character] = glyph.Picture;
}
else if (pixmap.Picture != null)
{
@ -81,11 +112,13 @@ namespace UniversalEditor.Plugins.Multimedia.UserInterface.Editors.Multimedia.Fo
pixmap.Picture.CopyTo(pic, glyph.X, glyph.Y, font.Size.Width, font.Size.Height);
image = pic.ToImage();
_glyphs2[glyph.Character] = pic;
}
else
{
// pixmap size equal to font size - pixmap is one per glyph
image = pixmap.Picture.ToImage();
_glyphs2[glyph.Character] = pixmap.Picture;
}
}
@ -118,6 +151,7 @@ namespace UniversalEditor.Plugins.Multimedia.UserInterface.Editors.Multimedia.Fo
}
private System.Collections.Generic.Dictionary<char, MBS.Framework.UserInterface.Drawing.Image> _glyphs = new System.Collections.Generic.Dictionary<char, MBS.Framework.UserInterface.Drawing.Image>();
private System.Collections.Generic.Dictionary<char, PictureObjectModel> _glyphs2 = new System.Collections.Generic.Dictionary<char, PictureObjectModel>();
[EventHandler(nameof(canvas), nameof(Paint))]
private void canvas_Paint(object sender, PaintEventArgs e)
@ -125,15 +159,28 @@ namespace UniversalEditor.Plugins.Multimedia.UserInterface.Editors.Multimedia.Fo
e.Graphics.Clear(MBS.Framework.Drawing.Colors.Black);
int x = 16, y = 16;
BitmapFontObjectModel font = (ObjectModel as BitmapFontObjectModel);
for (int i = 0; i < txtRenderTest.Text.Length; i++)
{
BitmapFontObjectModel font = (ObjectModel as BitmapFontObjectModel);
double w = font.Size.Width, h = font.Size.Height;
if (_glyphs.ContainsKey(txtRenderTest.Text[i]))
{
PictureObjectModel pic = _glyphs2[txtRenderTest.Text[i]];
MBS.Framework.UserInterface.Drawing.Image image = _glyphs[txtRenderTest.Text[i]];
e.Graphics.DrawImage(image, x, y);
w = image.Width;
h = image.Height;
try
{
e.Graphics.DrawImage(image, x + (pic.Left * Zoom), y + (pic.Top * Zoom), w * Zoom, h * Zoom);
}
catch (Exception ex)
{
}
}
x += (int)font.Size.Width;
x += (int)(w * Zoom);
}
}