Embedded Artists / DMBasicGUI

A basic graphics package for the LPC4088 Display Module.

Dependents:   lpc4088_displaymodule_demo_sphere sampleGUI sampleEmptyGUI lpc4088_displaymodule_fs_aid ... more

Fork of DMBasicGUI by EmbeddedArtists AB

SlideShow/SlideShow.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
embeddedartists 5:f4de114c31c3 2 #ifndef SLIDESHOW_H
embeddedartists 5:f4de114c31c3 3 #define SLIDESHOW_H
embeddedartists 5:f4de114c31c3 4
embeddedartists 5:f4de114c31c3 5 #include "mbed.h"
embeddedartists 5:f4de114c31c3 6 #include "rtos.h"
embeddedartists 5:f4de114c31c3 7 //#include "LcdController.h"
embeddedartists 5:f4de114c31c3 8 #include "Image.h"
embeddedartists 5:f4de114c31c3 9 #include "Renderer.h"
embeddedartists 5:f4de114c31c3 10
embeddedartists 5:f4de114c31c3 11 /**
embeddedartists 5:f4de114c31c3 12 */
embeddedartists 5:f4de114c31c3 13 class SlideShow {
embeddedartists 5:f4de114c31c3 14 public:
embeddedartists 5:f4de114c31c3 15
embeddedartists 5:f4de114c31c3 16 enum SlideShowError {
embeddedartists 5:f4de114c31c3 17 Ok,
embeddedartists 5:f4de114c31c3 18 InvalidScript,
embeddedartists 5:f4de114c31c3 19 RuntimeError,
embeddedartists 5:f4de114c31c3 20 UserAbort,
embeddedartists 5:f4de114c31c3 21 ScriptEnd,
embeddedartists 5:f4de114c31c3 22 OutOfMemory,
embeddedartists 5:f4de114c31c3 23 FileError,
embeddedartists 5:f4de114c31c3 24 };
embeddedartists 5:f4de114c31c3 25
embeddedartists 5:f4de114c31c3 26 typedef SlideShowError (*calloutFunc)(int calloutId, SlideShow* ss, int identifier);
embeddedartists 5:f4de114c31c3 27
embeddedartists 5:f4de114c31c3 28 SlideShow(Renderer* r, /*LcdController::Config* screen,*/ const char* pathPrefix=NULL, uint8_t* bkg=NULL, int xoff=0, int yoff=0, int layer=0, Mutex* fileMutex=NULL);
embeddedartists 5:f4de114c31c3 29 ~SlideShow();
embeddedartists 5:f4de114c31c3 30 SlideShowError prepare(const char* scriptFile);
embeddedartists 5:f4de114c31c3 31 SlideShowError run();
embeddedartists 5:f4de114c31c3 32 void setCalloutHandler(calloutFunc func, int calloutId);
embeddedartists 5:f4de114c31c3 33 void releaseScreen(void);
embeddedartists 5:f4de114c31c3 34 void stop() { abortBeforeNextStep = true; }
embeddedartists 5:f4de114c31c3 35
embeddedartists 5:f4de114c31c3 36 private:
embeddedartists 5:f4de114c31c3 37
embeddedartists 5:f4de114c31c3 38 typedef uint16_t* image_t;
embeddedartists 5:f4de114c31c3 39
embeddedartists 5:f4de114c31c3 40 class Transition {
embeddedartists 5:f4de114c31c3 41 public:
embeddedartists 5:f4de114c31c3 42 typedef enum
embeddedartists 5:f4de114c31c3 43 {
embeddedartists 5:f4de114c31c3 44 None,
embeddedartists 5:f4de114c31c3 45 LeftRight,
embeddedartists 5:f4de114c31c3 46 DownUp,
embeddedartists 5:f4de114c31c3 47 TopDown,
embeddedartists 5:f4de114c31c3 48 Blinds,
embeddedartists 5:f4de114c31c3 49 Fade,
embeddedartists 5:f4de114c31c3 50 Unknown,
embeddedartists 5:f4de114c31c3 51 } Type;
embeddedartists 5:f4de114c31c3 52
embeddedartists 5:f4de114c31c3 53 Transition(const char* typeStr) {
embeddedartists 5:f4de114c31c3 54 if (typeStr == NULL) {
embeddedartists 5:f4de114c31c3 55 t = Unknown;
embeddedartists 5:f4de114c31c3 56 } else if (strcmp("none", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 57 t = None;
embeddedartists 5:f4de114c31c3 58 } else if (strcmp("left-right", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 59 t = LeftRight;
embeddedartists 5:f4de114c31c3 60 } else if (strcmp("down-up", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 61 t = DownUp;
embeddedartists 5:f4de114c31c3 62 } else if (strcmp("top-down", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 63 t = TopDown;
embeddedartists 5:f4de114c31c3 64 } else if (strcmp("blinds", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 65 t = Blinds;
embeddedartists 5:f4de114c31c3 66 } else if (strcmp("fade", typeStr) == 0) {
embeddedartists 5:f4de114c31c3 67 t = Fade;
embeddedartists 5:f4de114c31c3 68 } else {
embeddedartists 5:f4de114c31c3 69 t = Unknown;
embeddedartists 5:f4de114c31c3 70 }
embeddedartists 5:f4de114c31c3 71 };
embeddedartists 5:f4de114c31c3 72 ~Transition();
embeddedartists 5:f4de114c31c3 73 SlideShowError execute(SlideShow* ss, Image::ImageData_t* CurrentImage, Image::ImageData_t* NewImage);
embeddedartists 5:f4de114c31c3 74 Type type() { return this->t; }
embeddedartists 5:f4de114c31c3 75 const char* typeString() {
embeddedartists 5:f4de114c31c3 76 switch(t) {
embeddedartists 5:f4de114c31c3 77 case None: return "No";
embeddedartists 5:f4de114c31c3 78 case LeftRight: return "Left to Right";
embeddedartists 5:f4de114c31c3 79 case TopDown: return "Top to Bottom";
embeddedartists 5:f4de114c31c3 80 case Blinds: return "Blinds";
embeddedartists 5:f4de114c31c3 81 case Unknown:
embeddedartists 5:f4de114c31c3 82 default:
embeddedartists 5:f4de114c31c3 83 return "Unknown";
embeddedartists 5:f4de114c31c3 84 }
embeddedartists 5:f4de114c31c3 85 };
embeddedartists 5:f4de114c31c3 86
embeddedartists 5:f4de114c31c3 87 private:
embeddedartists 5:f4de114c31c3 88 Type t;
embeddedartists 5:f4de114c31c3 89
embeddedartists 5:f4de114c31c3 90 enum Constants {
embeddedartists 5:f4de114c31c3 91 LeftRight_DelayMs = 100,
embeddedartists 5:f4de114c31c3 92 LeftRight_PixelsToSkip = 20,
embeddedartists 5:f4de114c31c3 93 DownUp_DelayMs = 100,
embeddedartists 5:f4de114c31c3 94 DownUp_LineSkip = 20,
embeddedartists 5:f4de114c31c3 95 TopDown_DelayMs = 100,
embeddedartists 5:f4de114c31c3 96 TopDown_LineSkip = 20,
embeddedartists 5:f4de114c31c3 97 Blinds_LinesPerBlock = 8,
embeddedartists 5:f4de114c31c3 98 Blinds_DelayMs = 20,
embeddedartists 5:f4de114c31c3 99 Blinds_BeamColor = 0xffff,
embeddedartists 5:f4de114c31c3 100 Blinds_BackColor = 0x0000,
embeddedartists 5:f4de114c31c3 101 Fade_DelayMs = 80,
embeddedartists 5:f4de114c31c3 102 };
embeddedartists 5:f4de114c31c3 103 };
embeddedartists 5:f4de114c31c3 104
embeddedartists 5:f4de114c31c3 105 class Command {
embeddedartists 5:f4de114c31c3 106 public:
embeddedartists 5:f4de114c31c3 107 typedef enum
embeddedartists 5:f4de114c31c3 108 {
embeddedartists 5:f4de114c31c3 109 Clear,
embeddedartists 5:f4de114c31c3 110 Goto,
embeddedartists 5:f4de114c31c3 111 LoadImage,
embeddedartists 5:f4de114c31c3 112 Show,
embeddedartists 5:f4de114c31c3 113 Wait,
embeddedartists 5:f4de114c31c3 114 Callout,
embeddedartists 5:f4de114c31c3 115 } Type;
embeddedartists 5:f4de114c31c3 116
embeddedartists 5:f4de114c31c3 117 Command(Type cmd, int info=0, Transition* t=NULL, const char* filename=NULL, const char* prefix=NULL) {
embeddedartists 5:f4de114c31c3 118 type = cmd;
embeddedartists 5:f4de114c31c3 119 information = info;
embeddedartists 5:f4de114c31c3 120 transition = t;
embeddedartists 5:f4de114c31c3 121 if (filename == NULL) {
embeddedartists 5:f4de114c31c3 122 fname = NULL;
embeddedartists 5:f4de114c31c3 123 } else {
embeddedartists 5:f4de114c31c3 124 fname = (char*)malloc(strlen(filename) + strlen(prefix) + 1); //+1 for null termination
embeddedartists 5:f4de114c31c3 125 if (fname != NULL) {
embeddedartists 5:f4de114c31c3 126 fname[0] = '\0';
embeddedartists 5:f4de114c31c3 127 strcat(fname, prefix);
embeddedartists 5:f4de114c31c3 128 strcat(fname, filename);
embeddedartists 5:f4de114c31c3 129 }
embeddedartists 5:f4de114c31c3 130 }
embeddedartists 5:f4de114c31c3 131 };
embeddedartists 5:f4de114c31c3 132 ~Command() {
embeddedartists 5:f4de114c31c3 133 if (fname != NULL) {
embeddedartists 5:f4de114c31c3 134 free(fname);
embeddedartists 5:f4de114c31c3 135 fname = NULL;
embeddedartists 5:f4de114c31c3 136 }
embeddedartists 5:f4de114c31c3 137 };
embeddedartists 5:f4de114c31c3 138 void updateInfo(int newInfo) { information = newInfo; }
embeddedartists 5:f4de114c31c3 139 int info() { return information; }
embeddedartists 5:f4de114c31c3 140 void print();
embeddedartists 5:f4de114c31c3 141 SlideShowError handle(SlideShow* ss, int* seqIdx, int* lastTime);
embeddedartists 5:f4de114c31c3 142 private:
embeddedartists 5:f4de114c31c3 143 Type type;
embeddedartists 5:f4de114c31c3 144 Transition* transition;
embeddedartists 5:f4de114c31c3 145 int information;
embeddedartists 5:f4de114c31c3 146 char* fname;
embeddedartists 5:f4de114c31c3 147 };
embeddedartists 5:f4de114c31c3 148
embeddedartists 5:f4de114c31c3 149
embeddedartists 5:f4de114c31c3 150 typedef enum
embeddedartists 5:f4de114c31c3 151 {
embeddedartists 5:f4de114c31c3 152 Bmp,
embeddedartists 5:f4de114c31c3 153 Raw
embeddedartists 5:f4de114c31c3 154 } FileFormat;
embeddedartists 5:f4de114c31c3 155
embeddedartists 5:f4de114c31c3 156 typedef struct
embeddedartists 5:f4de114c31c3 157 {
embeddedartists 5:f4de114c31c3 158 const char* pLabel;
embeddedartists 5:f4de114c31c3 159 int index;
embeddedartists 5:f4de114c31c3 160 } LabelInfo;
embeddedartists 5:f4de114c31c3 161
embeddedartists 5:f4de114c31c3 162 enum {
embeddedartists 5:f4de114c31c3 163 MaxNumPreparedImages = 100,
embeddedartists 5:f4de114c31c3 164 } Constants;
embeddedartists 5:f4de114c31c3 165
embeddedartists 5:f4de114c31c3 166 int screenWidth;
embeddedartists 5:f4de114c31c3 167 int screenHeight;
embeddedartists 5:f4de114c31c3 168 int screenPixels;
embeddedartists 5:f4de114c31c3 169 int screenBytes;
embeddedartists 5:f4de114c31c3 170 int drawXoff;
embeddedartists 5:f4de114c31c3 171 int drawYoff;
embeddedartists 5:f4de114c31c3 172
embeddedartists 5:f4de114c31c3 173 image_t ImageBackBuffer;
embeddedartists 5:f4de114c31c3 174 Command** Sequence;
embeddedartists 5:f4de114c31c3 175 int allocatedSequenceItems;
embeddedartists 5:f4de114c31c3 176 int usedSequenceItems;
embeddedartists 5:f4de114c31c3 177
embeddedartists 5:f4de114c31c3 178 const char* pathPrefix;
embeddedartists 5:f4de114c31c3 179
embeddedartists 5:f4de114c31c3 180 int CurrentSlot;
embeddedartists 5:f4de114c31c3 181 Image::ImageData_t PreparedImages[MaxNumPreparedImages];
embeddedartists 5:f4de114c31c3 182
embeddedartists 5:f4de114c31c3 183 Mutex* fileMutex;
embeddedartists 5:f4de114c31c3 184
embeddedartists 5:f4de114c31c3 185 Renderer* rend;
embeddedartists 5:f4de114c31c3 186 uint32_t rendHnd;
embeddedartists 5:f4de114c31c3 187 int layer;
embeddedartists 5:f4de114c31c3 188
embeddedartists 5:f4de114c31c3 189 calloutFunc callout;
embeddedartists 5:f4de114c31c3 190 int calloutId;
embeddedartists 5:f4de114c31c3 191
embeddedartists 5:f4de114c31c3 192 bool abortBeforeNextStep;
embeddedartists 5:f4de114c31c3 193
embeddedartists 5:f4de114c31c3 194 // Utilities
embeddedartists 5:f4de114c31c3 195 SlideShowError loadFile(const char* path, uint8_t** pData, uint32_t* pSize);
embeddedartists 5:f4de114c31c3 196
embeddedartists 5:f4de114c31c3 197 // Parsing functions
embeddedartists 5:f4de114c31c3 198 int getNextLine(char* pBuf, int* pOffset, char** ppLine);
embeddedartists 5:f4de114c31c3 199 int splitLine(char* pLine, char** ppPart1, char** ppPart2, char** ppPart3);
embeddedartists 5:f4de114c31c3 200 int findLabel(LabelInfo* pLabels, int numLabels, const char* pLabel);
embeddedartists 5:f4de114c31c3 201 void freeSequence(void);
embeddedartists 5:f4de114c31c3 202 SlideShowError expandSequence();
embeddedartists 5:f4de114c31c3 203 SlideShowError parseScript(char* pBuf);
embeddedartists 5:f4de114c31c3 204
embeddedartists 5:f4de114c31c3 205 // Command related functions
embeddedartists 5:f4de114c31c3 206 SlideShowError loadImage(const char* pFileName, int slot);
embeddedartists 5:f4de114c31c3 207 void delay(int lastTime, int millis);
embeddedartists 5:f4de114c31c3 208 SlideShowError runScript();
embeddedartists 5:f4de114c31c3 209
embeddedartists 5:f4de114c31c3 210 };
embeddedartists 5:f4de114c31c3 211
embeddedartists 5:f4de114c31c3 212 #endif