Chris Womack / DMBasicGUI

Basic swim GUI for LPC4088

Fork of DMBasicGUI by Embedded Artists

SlideShow/Renderer.h@5:f4de114c31c3, 2014-12-21 (annotated)

Committer:
embeddedartists
Date:
Sun Dec 21 13:53:07 2014 +0100
Revision:
5:f4de114c31c3
Child:
13:bff2288c2c61
- Added support for RAW images

- Added SlideShow + App for it

- Moved App-specific stuff out from the AppLauncher and into main

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 5:f4de114c31c3 1 #ifndef RENDERER_H
embeddedartists 5:f4de114c31c3 2 #define RENDERER_H
embeddedartists 5:f4de114c31c3 3
embeddedartists 5:f4de114c31c3 4 #include "rtos.h"
embeddedartists 5:f4de114c31c3 5 //#include "LcdController.h"
embeddedartists 5:f4de114c31c3 6 //#include "EaLcdBoard.h"
embeddedartists 5:f4de114c31c3 7 #include "Display.h"
embeddedartists 5:f4de114c31c3 8
embeddedartists 5:f4de114c31c3 9 class Renderer {
embeddedartists 5:f4de114c31c3 10 public:
embeddedartists 5:f4de114c31c3 11
embeddedartists 5:f4de114c31c3 12 Renderer(/*LcdController::Config* screen, EaLcdBoard* lcdBoard*/);
embeddedartists 5:f4de114c31c3 13 ~Renderer();
embeddedartists 5:f4de114c31c3 14
embeddedartists 5:f4de114c31c3 15 /** Specifies a part of a layer
embeddedartists 5:f4de114c31c3 16 *
embeddedartists 5:f4de114c31c3 17 * Returns a handle to pass when updating the framebuffer.
embeddedartists 5:f4de114c31c3 18 *
embeddedartists 5:f4de114c31c3 19 * @param layer 0 is the bottom of the stack, higher number is on top
embeddedartists 5:f4de114c31c3 20 * @param xoff top left corner of the drawing rectangle
embeddedartists 5:f4de114c31c3 21 * @param yoff top left corner of the drawing rectangle
embeddedartists 5:f4de114c31c3 22 * @param width width of the drawing rectangle
embeddedartists 5:f4de114c31c3 23 * @param height height of the drawing rectangle
embeddedartists 5:f4de114c31c3 24 *
embeddedartists 5:f4de114c31c3 25 * @returns
embeddedartists 5:f4de114c31c3 26 * handle to pass to setFrameBuffer function
embeddedartists 5:f4de114c31c3 27 * 0 on failure
embeddedartists 5:f4de114c31c3 28 */
embeddedartists 5:f4de114c31c3 29 uint32_t registerUser(int layer, int xoff, int yoff, int width, int height);
embeddedartists 5:f4de114c31c3 30 uint32_t registerFullscreenUser(int layer);
embeddedartists 5:f4de114c31c3 31
embeddedartists 5:f4de114c31c3 32 /** Removes the item from the renderer
embeddedartists 5:f4de114c31c3 33 *
embeddedartists 5:f4de114c31c3 34 * @param handle the handle returned in the registerUser() call
embeddedartists 5:f4de114c31c3 35 */
embeddedartists 5:f4de114c31c3 36 void unregisterUser(uint32_t handle);
embeddedartists 5:f4de114c31c3 37
embeddedartists 5:f4de114c31c3 38 /** Informs the renderer that there is new data to use
embeddedartists 5:f4de114c31c3 39 *
embeddedartists 5:f4de114c31c3 40 * Blocks until the data has been register. After that point the
embeddedartists 5:f4de114c31c3 41 * data must not be modified until another call to setFramebuffer.
embeddedartists 5:f4de114c31c3 42 *
embeddedartists 5:f4de114c31c3 43 * @param handle the handle returned in the registerUser() call
embeddedartists 5:f4de114c31c3 44 * @param data the image data
embeddedartists 5:f4de114c31c3 45 */
embeddedartists 5:f4de114c31c3 46 void setFramebuffer(uint32_t handle, const uint16_t* data);
embeddedartists 5:f4de114c31c3 47
embeddedartists 5:f4de114c31c3 48 void setRenderThread(Thread* renderThread) { t = renderThread; }
embeddedartists 5:f4de114c31c3 49
embeddedartists 5:f4de114c31c3 50 /** Run the renderer
embeddedartists 5:f4de114c31c3 51 *
embeddedartists 5:f4de114c31c3 52 * Should be called from a high priority thread.
embeddedartists 5:f4de114c31c3 53 */
embeddedartists 5:f4de114c31c3 54 void render();
embeddedartists 5:f4de114c31c3 55
embeddedartists 5:f4de114c31c3 56 private:
embeddedartists 5:f4de114c31c3 57
embeddedartists 5:f4de114c31c3 58 enum Constants {
embeddedartists 5:f4de114c31c3 59 MaxNumLayers = 10,
embeddedartists 5:f4de114c31c3 60 };
embeddedartists 5:f4de114c31c3 61
embeddedartists 5:f4de114c31c3 62 typedef uint16_t* image_t;
embeddedartists 5:f4de114c31c3 63
embeddedartists 5:f4de114c31c3 64 typedef struct {
embeddedartists 5:f4de114c31c3 65 bool used;
embeddedartists 5:f4de114c31c3 66 int x0;
embeddedartists 5:f4de114c31c3 67 int y0;
embeddedartists 5:f4de114c31c3 68 int x1;
embeddedartists 5:f4de114c31c3 69 int y1;
embeddedartists 5:f4de114c31c3 70 int width;
embeddedartists 5:f4de114c31c3 71 int clippedHeight;
embeddedartists 5:f4de114c31c3 72 int zorder;
embeddedartists 5:f4de114c31c3 73 int signalId;
embeddedartists 5:f4de114c31c3 74 bool fullscreen;
embeddedartists 5:f4de114c31c3 75 const uint16_t* newData;
embeddedartists 5:f4de114c31c3 76 const uint16_t* activeData;
embeddedartists 5:f4de114c31c3 77 uint16_t* tmp;
embeddedartists 5:f4de114c31c3 78 Mutex* lock;
embeddedartists 5:f4de114c31c3 79 } layerinfo_t;
embeddedartists 5:f4de114c31c3 80
embeddedartists 5:f4de114c31c3 81 layerinfo_t layers[MaxNumLayers];
embeddedartists 5:f4de114c31c3 82 layerinfo_t* order[MaxNumLayers];
embeddedartists 5:f4de114c31c3 83
embeddedartists 5:f4de114c31c3 84 int numRegisteredLayers;
embeddedartists 5:f4de114c31c3 85
embeddedartists 5:f4de114c31c3 86 Thread* t;
embeddedartists 5:f4de114c31c3 87 Mutex setupMutex;
embeddedartists 5:f4de114c31c3 88
embeddedartists 5:f4de114c31c3 89 int screenWidth;
embeddedartists 5:f4de114c31c3 90 int screenHeight;
embeddedartists 5:f4de114c31c3 91 int screenPixels;
embeddedartists 5:f4de114c31c3 92 int screenBytes;
embeddedartists 5:f4de114c31c3 93 int activeBackBuffer;
embeddedartists 5:f4de114c31c3 94
embeddedartists 5:f4de114c31c3 95 image_t ImageBackBuffer[2];
embeddedartists 5:f4de114c31c3 96
embeddedartists 5:f4de114c31c3 97 //EaLcdBoard* board;
embeddedartists 5:f4de114c31c3 98 Display* display;
embeddedartists 5:f4de114c31c3 99 };
embeddedartists 5:f4de114c31c3 100
embeddedartists 5:f4de114c31c3 101 #endif
embeddedartists 5:f4de114c31c3 102
embeddedartists 5:f4de114c31c3 103
embeddedartists 5:f4de114c31c3 104