William Basser
Graphics Drawing Interface EZLCD4 display using serial
Diff: gdiezl4.h
- Revision:
- 0:607ac6f9ce7a
- Child:
- 2:d0ec618edc6d
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/gdiezl4.h Mon Mar 14 15:58:13 2011 +0000
@@ -0,0 +1,257 @@
+/* mbed R/C Servo Library
+ * Copyright (c) 2007-2010 sford, cstyles
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+*/
+
+// ensure only one copy
+#ifndef _GDIEZL4_H
+#define _GDIEZL4_H
+
+// include files
+#include "mbed.h"
+#include "types.h"
+#include "MODSERIAL.h"
+#include "FPointer.h"
+
+// define the RGB macro
+#define RGB( R, G, B ) (((( R >> 3 ) & 0x1F ) << 11 ) | ((( G >> 2 ) & 0x3F ) << 5 ) | (( B >> 3 ) & 0x1F ))
+
+// define the max X/Y in landscaple mode
+#define MAX_X_SIZE 319
+#define MAX_Y_SIZE 233
+
+// define some standard colcors
+#define GDI_CLR_BLK RGB( 0, 0, 0 )
+#define GDI_CLR_WHT RGB( 255, 255, 255 )
+#define GDI_CLR_BLU RGB( 0, 0, 255 )
+#define GDI_CLR_RED RGB( 255, 0, 0 )
+#define GDI_CLR_GRN RGB( 0, 255, 0 )
+
+// define the no button icon valu
+#define GDI_BTN_NOICON 255
+
+// define the button up/down masks
+#define GDI_BTN_DNMSK 0x40
+#define GDI_BTN_UPMSK 0x80
+#define GDI_BTN_VLMSK 0x3F
+
+// define the pong value
+#define GDI_PNG_VALUE 0x38
+
+// class definition
+class GdiEzL4
+{
+public:
+ // construction/destruction
+ /** Graphics Drawing Interface (EZLCD4 ) construction
+ *
+ * @param pinTx = transmit pin
+ * @param pinRx = receive pin
+ */
+ GdiEzL4( PinName pinTx, PinName pinRx );
+ ~GdiEzL4( );
+
+// attributes
+public:
+ // enumerate the text direction-
+ enum GDITXTDIR {
+ GDI_TXT_NORTH = 0, // text direction north
+ GDI_TXT_EAST, // text direction east
+ GDI_TXT_SOUTH, // text direction south
+ GDI_TXT_WEST // text direction west
+ };
+
+ // enumerate the button state
+ enum GDIBTNSTATE {
+ GDI_BTN_UP = 1, // button up
+ GDI_BTN_DN, // button down
+ GDI_BTN_DSB, // button disabled
+ GDI_BTN_NVS // button non-visible
+ };
+
+ // define the button parameters
+ struct GDIBTNDEF {
+ GDIBTNSTATE eInitalState; // initial state
+ U8 nUpIcon; // up icon index
+ U8 nDnIcon; // down icon index
+ U8 nDsIcon; // disabled icon index
+ U16 wUpLfX; // upper left X
+ U8 nUpLfY; // upper left Y
+ U8 nTouchWidth; // touch width
+ U8 nTouchHeight; // touch height
+ };
+
+private:
+ MODSERIAL m_serDisp;
+ FPointer m_pvFuncCallBack;
+
+// local functions
+ void LocalCallback( void );
+
+ // enumerate the LCD commands
+ enum COMMANDS {
+ EZ_CLS = 0x21, // 0x21 - clear screen
+ EZ_LON, // 0x22 - backlight on
+ EZ_LOF, // 0x23 - backlight off
+ EZ_PLT = 0x26, // 0x26 - plot a pixel
+ EZ_PIC = 0x2A, // 0x2A - draw a picture
+ EZ_FNT, // 0x2B - select the font
+ EZ_CHR, // 0x2C - draw a character
+ EZ_STR, // 0x2D - draw a string
+ EZ_SPS = 0x35, // 0x35 - store position
+ EZ_RPS, // 0x36 - restore position
+ EZ_CHB = 0x3C, // 0x3C - draw character on the background
+ EZ_STB, // 0x3D - draw a string on the background
+ EZ_VLN = 0x41, // 0x41 - draw a vertical line
+ EZ_ICF = 0x58, // 0x58 - draw an icon from serial flash
+ EZ_STY = 0x5F, // 0x5F - set y position
+ EZ_TXN = 0x60, // 0x60 - set text direction to north
+ EZ_TXE, // 0x61 - set text direction to east
+ EZ_TXS, // 0x62 - set text direction to south
+ EZ_TXW, // 0x63 - set text direction to west
+ EZ_STX = 0x6E, // 0x6E - set X position
+ EZ_BKL = 0x80, // 0x80 - brightness
+ EZ_PNG = 0x83, // 0x83 - ping the unit
+ EZ_FGC, // 0x84 - set foreground color
+ EZ_SXY, // 0x85 - set X/y position
+ EZ_PXY = 0x87, // 0x87 - plot a pixel at x,y
+ EZ_LIN, // 0x88 - draw a line
+ EZ_CIR, // 0x89 - draw a circle
+ EZ_ARC = 0x8F, // 0x8F - draw an arc
+ EZ_PIE, // 0x90 - draw a pie
+ EZ_BGC = 0x94, // 0x94 - set background color
+ EZ_CRF = 0x99, // 0x99 - draw a filled circle
+ EZ_BMP = 0x9E, // 0x9E - draw a bitmap
+ EZ_HLN = 0xA0, // 0xA0 - draw a horizontal line
+ EZ_BOX = 0xA2, // 0xA2 - draw a box
+ EZ_BXF, // 0xA3 - draw a filled box
+ EZ_BTD = 0xB0, // 0xB0 - define a touch button
+ EZ_BTS, // 0xB1 - changes a button state
+ EZ_BTP, // 0xB2 - sets the button protocol
+ EZ_BUP, // 0xB3 - all buttons up
+ EZ_BDL, // 0xB4 - delete all buttons
+ EZ_BOF = 0xD0, // 0xD0 - buzzer off
+ EZ_BON, // 0xD1 - buzzer on
+ EZ_BEE // 0xD2 - beep the buzzer for some time
+ };
+
+public:
+ // implementation
+ /** backlight ontrol
+ *
+ * @param bOffOn = state of the backlight
+ */
+ void BacklightCtl( BOOL bOffOn );
+
+ /** clear the screen
+ *
+ * @param wColor = background color
+ */
+ void ClearScreen( U16 wColor );
+
+ /** Draw a rectangle
+ *
+ * @param wColor = color of the rectangle
+ * @param wSx = starting X location ( top left )
+ * @param nSy = starting Y location ( top left )
+ * @param wWidth = width of the rectangle
+ * @param nHeight = height of the rectangle
+ * @param bFill = TRUE if rectangle is filled
+ */
+ void DrawRect( U16 wColor, U16 wSx, U8 nSy, U16 wWidth, U8 nHeight, BOOL fFill );
+
+ /** Draw a line
+ *
+ * @param wColor = color of the line
+ * @param wSx = starting X location ( top left )
+ * @param nSy = starting Y location ( top left )
+ * @param wEx = ending X location ( bottom right )
+ * @param nEy = ending Y location ( bottom right )
+ */
+ void DrawLine( U16 wColor, U16 wSx, U8 nSy, U16 wEx, U8 nEy );
+
+ /** Draw an Icon
+ *
+ * @param wSx = starting X location ( top left )
+ * @param nSy = starting Y location ( top left )
+ * @param nIcon = icon index
+ */
+ void DrawIcon( U16 wSx, U8 nSy, U8 nIcon );
+
+ /** Draw a character
+ *
+ * @param wColor = color of the character
+ * @param nFont = font index
+ * @param wSx = starting X location ( top left )
+ * @param nSy = starting Y location ( top left )
+ * @param bBackground = display as inverted background
+ * @param eDir = text direction
+ * @param cChar = character to draw
+ */
+ void DrawChar( U16 wColor, U8 nFont, U16 wSx, U8 nSy, BOOL bBackground, GDITXTDIR eDir, C8 cChar );
+
+ /** draw a string
+ *
+ * @param wColor = color of the character
+ * @param nFont = font index
+ * @param wSx = starting X location ( top left )
+ * @param nSy = starting Y location ( top left )
+ * @param bBackground = display as inverted background
+ * @param eDir = text direction
+ * @param pszMsg = pointer to the message
+ */
+ void DrawString( U16 wFgClr, U16 wBgClr, U8 nFont, U16 wSx, U8 nSy, BOOL bBackground, GDITXTDIR eDir, PC8 pszMsg );
+
+ /** backlight ontrol
+ *
+ * @param nBtnIdx = button index
+ * @param ptBugDef -> pointer to the button definition structure
+ */
+ void DrawButton( U8 nBtnIdx, GDIBTNDEF* ptButDef );
+
+ /** backlight ontrol
+ *
+ * @param bOffOn = state of the backlight
+ */
+ void RemoveAllButtons( void );
+
+ /** backlight ontrol
+ *
+ * @param bOffOn = state of the backlight
+ */
+ void PingDisplay( void );
+
+ /** backlight ontrol
+ *
+ * @param bOffOn = state of the backlight
+ */
+ void attach( uint32_t (*function)(uint32_t) = 0) { m_pvFuncCallBack.attach(function); }
+
+ /** backlight ontrol
+ *
+ * @param bOffOn = state of the backlight
+ */
+ template<class T>
+ void attach(T* item, uint32_t (T::*method)(uint32_t)) { m_pvFuncCallBack.attach(item, method); }
+};
+
+
+#endif
+