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