gdi+

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BitBlt Problem GDI

I am having trouble with using BitBlt in this program. You resize the window and the ellipse resizes with it. Of course, with the normal hdc method, It is choppy and flickery. I tried the BitBlt metho[详细]

2023-03-09 02:50 分类：问答
Help with GDI+ image drawing

I\'ve recently taken my first step into GDI+, and am trying to draw an image from a bitmap. The code I have is this:[详细]

2023-03-09 00:22 分类：问答
Resizing Ellipse

I dont understand why this doesn\'t work. On message WM_LBUTTONDOWN, the coordinates of the pointer are stored. then on WM_MOUSEMOVE, if the left button is down, i want it to draw an ellipse with the[详细]

2023-03-08 16:18 分类：问答
Bitmap class doesn't dispose stream?

So, after discovering t开发者_C百科hat the Bitmap class expects the original stream to stay open for the life of the image or bitmap, I decided to find out if the Bitmap class actually closes the stre[详细]

2023-03-08 01:57 分类：问答
How can I extract a specific Image from an Icon file in .NET?

Icon files (*.ico) may contain multiple images at different sizes and of different colour depths. How can I obtain a System.Drawing.Image object from a .ico file?[详细]

2023-03-06 20:22 分类：问答
D3D11: How to draw GDI Text to a GXDI Surface? (Without D2D)

I need some help with drawing a text to a texture with GDI and D3D11. I tried using D2D/DirectWrite, but it supports just D3D10 and not D3D11 as I need. Everything I tried failed so far...[详细]

2023-03-05 16:17 分类：问答
How to add text to icon in c#?

I want to display an icon [a .ico file] in System tray with some text added to it at runtime. Is there any native WPF way to do it? or snippet开发者_如何学JAVA for GDI+ also would be grateful.[详细]

2023-03-05 10:58 分类：问答
rotating specific objects with GDI+

I\'d like to rotate only one of the shapes in an animation, but the rotatetransform method applies this rotation to the whole view. I have several shapes which I want to remain stationary, and just on[详细]

2023-03-04 21:27 分类：问答
Filling text outlines in Direct3D

I\'m suprised that Google doesn\'t shed much light on this. I\'m creating a simple CAD viewer using Direct3D. Because of it\'s nature (zoom functionality etc) text elements must be vector text; I can[详细]

2023-03-04 02:42 分类：问答
Generating image thumbnails in ASP.NET?

What is the fastest and more reliable way of generating thumbnails in .NET? I need to get any image, compress it in JPEG and resize i开发者_StackOverflow中文版t.[详细]

2023-03-03 07:28 分类：问答