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Tag Archives: draw
Let the user zoom on a picture and draw in C#
The example Let the user zoom on a picture in C# allows the user to zoom in on a picture and draw on it. Unfortunately, it doesn’t handle the drawing properly when the image is scaled. It doesn’t scale the … Continue reading →
Posted in drawing, files, graphics, serialization, transformations
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Tagged auto save, autosave, C#, C# programming, colors, dash, deserialization, deserialize, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, files, graphics, line style, line thickness, load, Polyline, redo, restore, save, scale, scribble, serialization, serialize, toolbar, tools, transform, transformation, undo, zoom
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1 Comment
Let the user zoom on a picture in C#
Important: This example does not handle new drawings correctly if you have scaled the image. Read this one to learn how it works and then see the new post Let the user zoom on a picture and draw in C#. … Continue reading →
Posted in drawing, files, graphics, serialization
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Tagged auto save, autosave, C#, C# programming, colors, dash, deserialization, deserialize, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, files, graphics, line style, line thickness, load, Polyline, redo, restore, save, scale, scribble, serialization, serialize, toolbar, tools, undo, Windows Forms programming, zoom
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1 Comment
Provide autosave in C#
This example extends the scribble example (most recently described in the post Provide undo and redo in C#) so it provides an auto-save feature. The following code creates the name of the program’s auto-save file. // The auto-save file name. … Continue reading →
Posted in drawing, files, graphics, serialization
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Tagged auto save, autosave, C#, C# programming, colors, dash, deserialization, deserialize, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, files, graphics, line style, line thickness, load, Polyline, redo, restore, save, scribble, serialization, serialize, toolbar, tools, undo, Windows Forms programming
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1 Comment
Provide undo and redo in C#
This example adds undo and redo features to the example Save and restore pictures drawn by the user in C#. It’s not terribly hard, but it is long so I’ll break it into sections to make it easier to understand. … Continue reading →
Posted in drawing, graphics, serialization
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Tagged C#, C# programming, colors, dash, deserialization, deserialize, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, graphics, line style, line thickness, load, Polyline, redo, restore, save, scribble, serialization, serialize, toolbar, tools, undo, Windows Forms programming
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1 Comment
Save and restore pictures drawn by the user in C#
The example Let the user scribble with different line styles in C# explains how to let the user draw curves with different colors, line thicknesses, and dash patterns. This example adds the ability to save and load pictures drawn by … Continue reading →
Posted in drawing, graphics, serialization
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Tagged C#, C# programming, colors, dash, deserialization, deserialize, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, graphics, line style, line thickness, load, Polyline, restore, save, scribble, serialization, serialize, toolbar, tools, Windows Forms programming
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3 Comments
Let the user scribble with different line styles in C#
The example Let the user scribble on a PictureBox in C# explains how to let the user draw polylines, but the program only draws thin black curves. This example adds color, line thickness, and line styles such as dashed or … Continue reading →
Posted in drawing, graphics
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Tagged C#, C# programming, colors, dash, dot, dotted, draw, draw curves, draw polyline, drawing, example, example program, graphics, line style, line thickness, Polyline, scribble, toolbar, tools, Windows Forms programming
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1 Comment
Let the user scribble on a PictureBox in C#
The Graphics class provides a DrawLines method that draws a series of connected lines, which is sometimes called a polyline. This program lets the user create a series of polylines. The program stores the points that make up a polyline … Continue reading →
Posted in drawing, graphics
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Tagged C#, C# programming, draw, draw curves, draw polyline, drawing, example, example program, graphics, Polyline, scribble, Windows Forms programming
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