Added RTL-Mode, invert now by method, updated PDF

ArduinoHannover · Oct 24, 2017 · 5966683 · 5966683
1 parent 5caec11
commit 5966683
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Showing 3 changed files with 24 additions and 4 deletions.
diff --git a/5x7FlipDotController2-5.pdf b/5x7FlipDotController2-5.pdf
diff --git a/FlipDot_5x7.cpp b/FlipDot_5x7.cpp
@@ -39,7 +39,15 @@ void FlipDot_5x7_Slave::receiveEvent(int n) {
 }
 #endif //ESP8266
 
-
+FlipDot_5x7::FlipDot_5x7(uint8_t xModules, uint8_t yModules) :
+	// +2 is a dirty hack to allow displaying chars on last display.
+	Adafruit_GFX(xModules*FLIPDOT_MODULE_WIDTH+2, yModules*FLIPDOT_MODULE_HEIGHT),
+	_xModules(xModules),
+	_yModules(yModules),
+	_invert(false) {
+	imageBuffer = (boolean*) calloc(width()*height(), sizeof(boolean));
+	oldImageBuffer = (boolean*) calloc(FLIPDOT_MODULE_WIDTH*height(), sizeof(boolean));
+}
 
 FlipDot_5x7::FlipDot_5x7(uint8_t xModules, uint8_t yModules, boolean invert) :
 	// +2 is a dirty hack to allow displaying chars on last display.
@@ -152,15 +160,23 @@ void FlipDot_5x7::setPixelDelay(uint8_t pixelDelay) {
 	_pixelDelay = pixelDelay;
 }
 
+void FlipDot_5x7::setRtl(boolean rtl) {
+	_rtl = rtl;
+}
+
+void FlipDot_5x7::invert(boolean invert) {
+	_invert = invert;
+}
+
 void FlipDot_5x7::display(void) {
 	if (_serialMode) {
 		for (uint8_t x = 0; x < FLIPDOT_MODULE_WIDTH; x++) {
 			for (uint8_t y = 0; y < FLIPDOT_MODULE_HEIGHT; y++) {
 				//uint8_t dnc = 0;
 				for (int8_t yModule = _yModules-1; yModule > -1; yModule--) {
-					for (int8_t xModule = (yModule%2)?(_xModules-1):0;
-						((yModule%2)?-1:xModule) < ((yModule%2)?xModule:_xModules);
-						xModule += (yModule%2)?-1:1) {
+					for (int8_t xModule = (yModule%2 != _rtl)?(_xModules-1):0;
+						((yModule%2 != _rtl)?-1:xModule) < ((yModule%2 != _rtl)?xModule:_xModules);
+						xModule += (yModule%2 != _rtl)?-1:1) {
 						uint8_t _x = xModule*FLIPDOT_MODULE_WIDTH+x;
 						uint8_t _y = yModule*FLIPDOT_MODULE_HEIGHT+y;
 						//if (oldImageBuffer[y*width()+x] == imageBuffer[y*width()+x]) dnc++;

diff --git a/FlipDot_5x7.h b/FlipDot_5x7.h
@@ -37,6 +37,7 @@ class FlipDot_5x7 : public Adafruit_GFX {
 		boolean *oldImageBuffer = NULL;
 		boolean _invert;
 		boolean _serialMode = false;
+		boolean _rtl = false;
 		uint8_t _xModules, _yModules,
 			_pixelDelay = 0;
 
@@ -52,7 +53,10 @@ class FlipDot_5x7 : public Adafruit_GFX {
 		void drawPixel(int16_t, int16_t, uint16_t);
 		void display(void);
 		void setPixelDelay(uint8_t);
+		void setRtl(boolean);
+		void invert(boolean);
 		int16_t width(void) const;
+		FlipDot_5x7(uint8_t, uint8_t);
 		FlipDot_5x7(uint8_t, uint8_t, boolean);
 };