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1 ???using System; |
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2 using System.Drawing; |
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3 |
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4 namespace UCIS.VNCServer { |
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5 /// <summary> |
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6 /// A generic graphic framebuffer interface that provides functions to draw to and copy from the framebuffer |
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7 /// </summary> |
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8 public interface IFramebuffer { |
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9 /// <summary> |
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10 /// The width of the framebuffer in pixels |
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11 /// </summary> |
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12 int Width { get; } |
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13 /// <summary> |
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14 /// The height of the framebuffer in pixels |
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15 /// </summary> |
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16 int Height { get; } |
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17 /// <summary> |
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18 /// Clear the display area |
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19 /// </summary> |
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20 void Clear(); |
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21 /// <summary> |
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22 /// Draw part of an Image to the screen |
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23 /// </summary> |
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24 /// <remarks>Best performance is provided with Bitmap images.</remarks> |
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25 /// <param name="image">The Image object to copy from</param> |
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26 /// <param name="srcrect">The area in the image to copy</param> |
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27 /// <param name="dest">The position on screen to copy to</param> |
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28 void DrawImage(Image image, Rectangle srcrect, Point dest); |
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29 /// <summary> |
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30 /// Draw part of a 32 bits per pixel bitmap to the screen |
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31 /// </summary> |
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32 /// <param name="bitmap">The array that contains the Bitmap data (one pixel per entry)</param> |
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33 /// <param name="bmwidth">The width of the Bitmap data</param> |
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34 /// <param name="srcrect">The area in the bitmap to copy</param> |
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35 /// <param name="dest">The position on screen to copy to</param> |
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36 void DrawPixels(int[] bitmap, int bmwidth, Rectangle srcrect, Point dest); |
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37 /// <summary> |
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38 /// Draw part of a 32 bits per pixel bitmap to the screen |
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39 /// </summary> |
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40 /// <param name="bitmap">The pointer to the start of the Bitmap data</param> |
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41 /// <param name="bmwidth">The width of the Bitmap data</param> |
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42 /// <param name="srcrect">The area in the bitmap to copy</param> |
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43 /// <param name="dest">The position on screen to copy to</param> |
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44 void DrawPixels(IntPtr bitmap, int bmwidth, Rectangle srcrect, Point dest); |
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45 |
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46 /// <summary> |
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47 /// Copy an area on the display |
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48 /// </summary> |
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49 /// <param name="srcrect">The area to copy from</param> |
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50 /// <param name="dest">Where to copy the area to</param> |
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51 void CopyRectangle(Rectangle srcrect, Point dest); |
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52 |
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53 /// <summary> |
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54 /// Copy an area from this framebuffer to another framebuffer |
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55 /// </summary> |
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56 /// <remarks>Not all framebuffer implementations may support this operation, notably because some framebuffers can only be written to</remarks> |
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57 /// <param name="srcrect">The area to copy</param> |
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58 /// <param name="destbuffer">The framebuffer to copy to</param> |
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59 /// <param name="destposition">The position in the destination framebuffer to copy to</param> |
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60 void CopyRectangleTo(Rectangle srcrect, IFramebuffer destbuffer, Point destposition); |
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61 } |
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62 } |
