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/*
* File: notepadApp.c
*
* This file is a part of the Notepad demo application for ChibiOS/GFX
* Copyright © 2013, Kumar Abhishek [abhishek.kakkar@edaboard.com].
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * The name of 'Kumar Abhishek' may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* DISCLAIMER OF WARRANTY:
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Modified by InMarket to allow it to compile on any GFX supported operating system.
*/
#include "gfx.h"
#include "notepadApp.h"
#include "toolbarIcons.h"
// Get the handle for a window object
#define H(obj) ((GHandle)&obj)
// Static objects
static GListener gl; // Event listener object
static GHandle nDrawingArea; // GWindow Drawing Area
static GHandle gstatusConsole; // GConsole Handle to the Status Bar
static GEventMouse curPtr; // Holder for current pointer location
static font_t font;
static gCoord swidth, sheight;
// The toolbar buttons - Self-Explanatory
static GButtonObject btnNew, btnOpen, btnSave;
static GButtonObject btnColorBar;
static GButtonObject btnColorBarSel;
static GButtonObject btnPencil, btnFill, btnEraser;
static GButtonObject btnClose;
/* static GButtonObject btnYes, btnNo; // Reserved for future use */
// Image object
static gdispImage toolbarImageFilmstrip;
static gColor myColors[] = { GFX_BLACK, GFX_RED, GFX_GREEN, GFX_BLUE, GFX_CYAN, GFX_MAGENTA, GFX_YELLOW, GFX_WHITE };
static gColor selColor = GFX_BLACK;
static int selColorIndex = 0, selPenWidth = 1, tbMode = 1;
static NColorScheme nCurColorScheme;
static DECLARE_THREAD_FUNCTION(notepadThread, param);
// Custom drawing functions for the buttons
static void nbtnColorBarDraw(GHandle gh, gBool enabled, gBool isdown, const char *txt, const GButtonDrawStyle *pstyle, void *param) {
#define ccs nCurColorScheme
int i, j, k;
(void)txt;
(void)pstyle;
(void)param;
(void)enabled;
ginputGetMouseStatus(0, &curPtr);
// Draw the toolbars according to the mode
if (tbMode == 0) {
k = (curPtr.x - gh->x) / (NPAD_COLORBAR_WIDTH / 8);
for (i = 0; i < 8; i++) {
j = gh->x + (NPAD_TOOLBAR_BTN_WIDTH / 2) + NPAD_TOOLBAR_BTN_WIDTH * i;
if (isdown) {
// Update selection - this is like lazy release.
if (k >= 0 && k <= 7) {
selPenWidth = k + 1;
ncoreSetPenWidth((uint8_t) selPenWidth);
}
gdispFillArea(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
selPenWidth - i == 1 ? ccs.toolbarBgActive : ccs.toolbarBgUnsel);
}
else {
gdispFillArea(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
selPenWidth - i == 1 ? ccs.toolbarBgSel : ccs.toolbarBgUnsel);
gdispDrawBox(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
selPenWidth - i == 1 ? ccs.toolbarSeparator: ccs.toolbarBgUnsel);
}
gdispFillCircle(j, gh->y + 10, i + 1, myColors[selColorIndex]);
}
} else {
k = (curPtr.x - gh->x) / (NPAD_COLORBAR_WIDTH / 8);
for (i = 0; i < 8; i++) {
j = gh->x + (NPAD_TOOLBAR_BTN_WIDTH / 2) + NPAD_TOOLBAR_BTN_WIDTH * i;
if (isdown) {
// Update selection - this is like lazy release.
if (k >= 0 && k <= 7) {
selColorIndex = k;
selColor = myColors[k];
ncoreSetPenColor(selColor);
}
gdispFillArea(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
k == i ? ccs.toolbarBgActive : ccs.toolbarBgUnsel);
}
else {
gdispFillArea(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
selColorIndex == i ? ccs.toolbarBgSel : ccs.toolbarBgUnsel);
gdispDrawBox(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT,
selColorIndex == i ? ccs.toolbarSeparator: ccs.toolbarBgUnsel);
}
gdispFillCircle(j, gh->y + (NPAD_TOOLBAR_BTN_HEIGHT / 2), 3, myColors[i] );
}
}
#undef ccs
}
static void nbtnColorBarSelDraw(GHandle gh, gBool enabled, gBool isdown, const char *txt, const GButtonDrawStyle *pstyle, void *param) {
#define ccs nCurColorScheme
int i, j = 0, k;
gColor ca, cb;
GEventMouse ptr;
(void)txt;
(void)pstyle;
(void)param;
(void)enabled;
// Get a copy of the pointer location
ginputGetMouseStatus(0, &ptr);
// Get which button the pointer is on right now
k = (ptr.x - gh->x) / NPAD_TOOLBAR_BTN_WIDTH;
gdispDrawBox(gh->x, gh->y, gh->width, gh->height, ccs.toolbarBgUnsel);
gdispDrawBox(gh->x + 1, gh->y + 1, gh->width - 2, gh->height - 2, ccs.toolbarBgUnsel);
for (i = 0; i < 2; i++) {
if (isdown) {
// Update selection - this is like lazy release.
if (k == 0 || k == 1) {
tbMode = k;
j = 1;
}
ca = (tbMode == i ? ccs.toolbarBgActive : ccs.toolbarBgUnsel);
}
else {
ca = (tbMode == i ? ccs.toolbarBgSel : ccs.toolbarBgUnsel);
}
cb = (tbMode == i ? ccs.toolbarSeparator : ccs.toolbarBgUnsel);
gdispFillArea(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i,
gh->y,
NPAD_TOOLBAR_BTN_WIDTH,
NPAD_TOOLBAR_BTN_HEIGHT,
ca);
gdispImageSetBgColor(&toolbarImageFilmstrip, ca);
gdispDrawBox(gh->x + NPAD_TOOLBAR_BTN_WIDTH * i, gh->y,
NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, cb);
/* Draw both the icons */
gwinImageDraw(gh, &toolbarImageFilmstrip,
2 + NPAD_TOOLBAR_BTN_WIDTH * i,
2,
NPAD_ICON_WIDTH,
NPAD_ICON_HEIGHT,
NPAD_ICON_START(3 + i),
0);
}
if (j)
gwinButtonDraw(H(btnColorBar));
#undef ccs
}
static void nToolbarImageButtonDraw(GHandle gh, gBool isenabled, gBool isdown, const char *txt, const GButtonDrawStyle *pstyle, void *param) {
(void)txt; (void)pstyle; (void)isenabled;
gColor cl = isdown ? nCurColorScheme.toolbarBgActive : nCurColorScheme.toolbarBgUnsel;
gdispImageSetBgColor(&toolbarImageFilmstrip, cl);
gdispFillArea(gh->x, gh->y, gh->width, gh->height, cl);
gwinImageDraw(gh, &toolbarImageFilmstrip, 2, 2, NPAD_ICON_WIDTH, NPAD_ICON_HEIGHT, NPAD_ICON_START((int) param), 0);
if (isdown || ((int)param - 5) == ncoreGetMode())
gdispDrawBox(gh->x, gh->y, gh->width, gh->height, nCurColorScheme.toolbarSeparator);
}
static void nCloseButtonDraw(GHandle gh, gBool isenabled, gBool isdown, const char *txt, const GButtonDrawStyle *pstyle, void *param) {
(void) isenabled;
(void) isdown;
(void) txt;
(void) pstyle;
(void) param;
gwinImageDraw(gh, &toolbarImageFilmstrip, 0, 0, NPAD_ICON_WIDTH, NPAD_ICON_HEIGHT, NPAD_ICON_START(8), 0);
}
static void initButtons(void) {
/* Init all the button objects */
gwinCreateButton(&btnNew, NPAD_TOOLBAR_1_X(0), NPAD_TOOLBAR_1_Y, NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnOpen, NPAD_TOOLBAR_1_X(1), NPAD_TOOLBAR_1_Y, NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnSave, NPAD_TOOLBAR_1_X(2), NPAD_TOOLBAR_1_Y, NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnColorBarSel, NPAD_COLORBAR_SEL_X, NPAD_COLORBAR_SEL_Y, NPAD_COLORBAR_SEL_WIDTH, NPAD_COLORBAR_SEL_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnColorBar, NPAD_COLORBAR_X, NPAD_TOOLBAR_1_Y, NPAD_COLORBAR_WIDTH, NPAD_COLORBAR_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnPencil, NPAD_TOOLBAR_2_X, NPAD_TOOLBAR_2_Y(0), NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnEraser, NPAD_TOOLBAR_2_X, NPAD_TOOLBAR_2_Y(1), NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnFill, NPAD_TOOLBAR_2_X, NPAD_TOOLBAR_2_Y(2), NPAD_TOOLBAR_BTN_WIDTH, NPAD_TOOLBAR_BTN_HEIGHT, font, GBTN_CUSTOM);
gwinCreateButton(&btnClose, swidth - 18, 0, 16, 16, font, GBTN_CUSTOM);
/* Attach custom renders */
gwinSetButtonCustom(H(btnNew), nToolbarImageButtonDraw, (void *)0);
gwinSetButtonCustom(H(btnOpen), nToolbarImageButtonDraw, (void *)1);
gwinSetButtonCustom(H(btnSave), nToolbarImageButtonDraw, (void *)2);
gwinSetButtonCustom(H(btnColorBar), nbtnColorBarDraw, (void *)0);
gwinSetButtonCustom(H(btnColorBarSel), nbtnColorBarSelDraw, (void *)0);
gwinSetButtonCustom(H(btnPencil), nToolbarImageButtonDraw, (void *)5);
gwinSetButtonCustom(H(btnEraser), nToolbarImageButtonDraw, (void *)6);
gwinSetButtonCustom(H(btnFill), nToolbarImageButtonDraw, (void *)7);
gwinSetButtonCustom(H(btnClose), nCloseButtonDraw, (void *)0);
/* Attach listeners */
geventAttachSource(&gl, gwinGetButtonSource(H(btnNew)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnOpen)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnSave)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnColorBar)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnColorBarSel)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnPencil)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnEraser)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnFill)), 0);
geventAttachSource(&gl, gwinGetButtonSource(H(btnClose)), 0);
/* Give listeners access to touch events */
gwinAttachButtonMouse(H(btnNew), 0);
gwinAttachButtonMouse(H(btnOpen), 0);
gwinAttachButtonMouse(H(btnSave), 0);
gwinAttachButtonMouse(H(btnColorBar), 0);
gwinAttachButtonMouse(H(btnColorBarSel), 0);
gwinAttachButtonMouse(H(btnPencil), 0);
gwinAttachButtonMouse(H(btnEraser), 0);
gwinAttachButtonMouse(H(btnFill), 0);
gwinAttachButtonMouse(H(btnClose), 0);
}
static void drawButtons(void) {
gwinButtonDraw(H(btnNew));
gwinButtonDraw(H(btnOpen));
gwinButtonDraw(H(btnSave));
gwinButtonDraw(H(btnColorBar));
gwinButtonDraw(H(btnColorBarSel));
gwinButtonDraw(H(btnClose));
}
static void drawVButtons(void) {
gwinButtonDraw(H(btnPencil));
gwinButtonDraw(H(btnEraser));
gwinButtonDraw(H(btnFill));
}
static DECLARE_THREAD_STACK(waNotepadThread, NPAD_THD_WA_SIZE);
static DECLARE_THREAD_FUNCTION(notepadThread, param) {
GEventMouse *pem;
GEventGWinButton *peb;
GHandle ghc;
(void)param;
/* Get the display dimensions */
swidth = gdispGetWidth();
sheight = gdispGetHeight();
font = gdispOpenFont("UI2");
/* Initialize the mouse */
geventListenerInit(&gl);
ginputGetMouse(0);
initButtons();
/* Configure the GIF decoder with the toolbar Icon images */
gdispImageSetMemoryReader(&toolbarImageFilmstrip, toolbarIcons);
gdispImageOpen(&toolbarImageFilmstrip);
/* Set clip to the entire screen */
gdispSetClip(0, 0, swidth, sheight);
/* Clear the screen with the window background
* Also, draw the title bars */
gdispClear(nCurColorScheme.winBgColor);
gdispDrawBox(0, 0, swidth, sheight, nCurColorScheme.titleBarColor);
gdispFillArea(0, 0, swidth, NPAD_TITLEBAR_HEIGHT, nCurColorScheme.titleBarColor);
gdispDrawStringBox(NPAD_TITLETEXT_START_X,
NPAD_TITLETEXT_START_Y,
swidth,
NPAD_TITLEBAR_HEIGHT,
NPAD_TITLETEXT_STR,
font,
nCurColorScheme.titleTextColor,
gJustifyLeft);
/* Create the drawing window, draw its border */
gdispDrawBox(NPAD_DRAWING_AREA_START_X - 1,
NPAD_DRAWING_AREA_START_Y - 1,
NPAD_DRAWING_AREA_WIDTH + 2,
NPAD_DRAWING_AREA_HEIGHT + 2,
nCurColorScheme.drawingWinBorder);
nDrawingArea = gwinCreateWindow(NULL,
NPAD_DRAWING_AREA_START_X,
NPAD_DRAWING_AREA_START_Y,
NPAD_DRAWING_AREA_WIDTH,
NPAD_DRAWING_AREA_HEIGHT);
/* Create the bottom status bar console */
ghc = gwinCreateConsole(NULL,
NPAD_STATUSBAR_START_X,
NPAD_STATUSBAR_START_Y,
NPAD_STATUSBAR_WIDTH,
NPAD_STATUSBAR_HEIGHT,
font);
gdispImageDraw(&toolbarImageFilmstrip,
NPAD_STATUSBAR_ICON_START_X,
NPAD_STATUSBAR_ICON_START_Y,
NPAD_ICON_WIDTH,
NPAD_ICON_HEIGHT,
NPAD_ICON_START(12),
0);
gwinSetBgColor(ghc, nCurColorScheme.winBgColor);
gwinSetColor(ghc, GFX_BLACK);
gstatusConsole = ghc;
/* draw the buttons */
gwinSetColor(nDrawingArea, GFX_BLACK);
gwinSetBgColor(nDrawingArea, GFX_WHITE);
gwinClear(nDrawingArea);
gwinClear(ghc);
drawButtons();
drawVButtons();
gwinPrintf(gstatusConsole, "Welcome to ChibiOS/GFX Notepad demo.");
ncoreSpawnDrawThread(nDrawingArea, gstatusConsole);
while(1) {
pem = (GEventMouse *) geventEventWait(&gl, TIME_INFINITE);
/* button pressed... */
if (pem->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pem;
if (peb->button == H(btnNew)) {
// Reset all the settings
selColorIndex = 0;
selPenWidth = 0;
ncoreSetMode(NCORE_MODE_DRAW);
gwinSetColor(nDrawingArea, GFX_BLACK);
gwinSetBgColor(nDrawingArea, GFX_WHITE);
// Refresh the buttons
drawButtons();
drawVButtons();
gwinClear(nDrawingArea);
gwinPrintf(gstatusConsole, "\nScreen Cleared.");
}
else if (peb->button == H(btnOpen)) {
gwinPrintf(gstatusConsole, "\nFile Open not implemented.");
}
else if (peb->button == H(btnSave)) {
gwinPrintf(gstatusConsole, "\nFile Save not implemented.");
}
else if (peb->button == H(btnPencil)) {
ncoreSetMode(NCORE_MODE_DRAW);
drawVButtons();
gwinPrintf(gstatusConsole, "\nPencil Tool Selected.");
}
else if (peb->button == H(btnEraser)) {
ncoreSetMode(NCORE_MODE_ERASE);
drawVButtons();
gwinPrintf(gstatusConsole, "\nEraser Tool Selected.");
}
else if (peb->button == H(btnFill)) {
ncoreSetMode(NCORE_MODE_FILL);
drawVButtons();
gwinPrintf(gstatusConsole, "\nFill Tool Selected.");
}
else if (peb->button == H(btnClose)) {
break;
}
}
}
gwinDestroyWindow(ghc);
// No need to destroy the buttons as they are statically allocated
gdispCloseFont(font);
ncoreTerminateDrawThread();
gdispImageClose(&toolbarImageFilmstrip);
return 0;
}
// Public methods
void nSetColorScheme(NColorScheme sch) { nCurColorScheme = sch; }
NColorScheme nGetColorScheme(void) { return nCurColorScheme; }
gfxThreadHandle nLaunchNotepadApp(void) {
return gfxThreadCreate(waNotepadThread,
sizeof(waNotepadThread),
NPAD_THD_PRIO,
notepadThread, NULL);
}