mirror of
https://github.com/oliverschmidt/contiki.git
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396 lines
10 KiB
C
396 lines
10 KiB
C
/*
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* Copyright (c) 2007, Takahide Matsutsuka.
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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
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* are met:
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* 1. 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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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. The name of the author 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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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* 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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*
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*/
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/*
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* \file
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* This is an original source file for
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* ctk-conio_arch.c and ctk-conio_arch-asm.S
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* \author
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* Takahide Matsutsuka <markn@markn.org>
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*/
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#include "ctk/ctk.h"
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#include "ctk/ctk-draw.h"
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#include "contiki-conf.h"
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#include "ctk/ctk_arch.h"
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#include <string.h>
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#ifndef NULL
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#define NULL (void *)0
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#endif
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/*---------------------------------------------------------------------------*/
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static char cursx, cursy;
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static unsigned char reversed;
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static char cy1, cy2;
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unsigned char ctk_draw_windowtitle_height = 1;
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/*---------------------------------------------------------------------------*/
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#define revers(c) reversed = c
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#define clip(y1, y2) cy1 = y1; cy2 = y2
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#define OFFSET(x, y) y * SCREEN_WIDTH + x
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/*---------------------------------------------------------------------------*/
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void cputc(char c) {
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if (cursy >= cy1 && cursy <= cy2
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&& cursy >= 0 && cursy <= SCREEN_HEIGHT
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&& cursx >= 0 && cursx < SCREEN_WIDTH) {
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unsigned int offset = OFFSET(cursx, cursy);
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*((char *) VRAM_CHAR + offset) = c;
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*((char *) VRAM_ATTR + offset) = reversed ? COLOR_REVERSED : COLOR_NORMAL;
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}
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cursx++;
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}
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/*---------------------------------------------------------------------------*/
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void cputs(char *str) {
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while (*str != 0) {
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cputc(*str);
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str++;
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}
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}
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/*---------------------------------------------------------------------------*/
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void cputsn(char *str, unsigned char len) {
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while ((len > 0) && (*str != 0)) {
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cputc(*str);
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str++;
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len--;
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}
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}
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/*---------------------------------------------------------------------------*/
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void chline(unsigned char length) {
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while (length > 0) {
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cputc(CH_HOLILINE);
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length--;
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}
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}
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/*---------------------------------------------------------------------------*/
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/* #define cvline(l) while (l > 0) { cputc(CH_VERTLINE); */
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/* ++cursy; --cursx; l--; } */
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void cvline(unsigned char length) {
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while (length > 0) {
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cputc(CH_VERTLINE);
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++cursy;
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--cursx;
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length--;
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}
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}
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/*---------------------------------------------------------------------------*/
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void gotoxy(unsigned char x, unsigned char y) {
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cursx = x;
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cursy = y;
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}
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/*---------------------------------------------------------------------------*/
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void clearTo(char x) {
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while (cursx < x) {
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cputc(CH_SPACE);
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}
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cursx = x;
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}
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/*---------------------------------------------------------------------------*/
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void ctk_draw_clear(unsigned char clipy1, unsigned char clipy2) {
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while (clipy1 < clipy2) {
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gotoxy(0, clipy1);
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clearTo(SCREEN_WIDTH);
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clipy1++;
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}
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}
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/*---------------------------------------------------------------------------*/
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void ctk_draw_init(void) {
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clip(0, SCREEN_HEIGHT);
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ctk_draw_clear(0, SCREEN_HEIGHT);
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}
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/*---------------------------------------------------------------------------*/
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/*
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* w: widget
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* x, y: screen position of client drawing area (left, top)
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* clipx, clipy: screen position of client drawing area (right, bottom)
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* clipy1, clipy2: min/max y position of screen
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* focus: boolean
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*/
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void
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draw_widget(struct ctk_widget *w,
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unsigned char x, unsigned char y,
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unsigned char focus) {
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unsigned char xpos, ypos, xscroll;
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unsigned char i, j;
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char c, *text;
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#if CTK_CONF_ICONS
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unsigned char len;
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#endif /* CTK_CONF_ICONS */
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xpos = x + w->x;
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ypos = y + w->y;
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revers(focus & CTK_FOCUS_WIDGET);
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gotoxy(xpos, ypos);
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if (w->type == CTK_WIDGET_SEPARATOR) {
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chline(w->w);
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} else if (w->type == CTK_WIDGET_LABEL) {
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text = w->widget.label.text;
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for(i = 0; i < w->h; ++i) {
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gotoxy(xpos, ypos);
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cputsn(text, w->w);
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clearTo(xpos + w->w);
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++ypos;
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text += w->w;
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}
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} else if (w->type == CTK_WIDGET_BUTTON) {
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cputc('[');
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cputsn(w->widget.button.text, w->w);
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cputc(']');
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} else if (w->type == CTK_WIDGET_HYPERLINK) {
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cputsn(w->widget.hyperlink.text, w->w);
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} else if (w->type == CTK_WIDGET_TEXTENTRY) {
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text = w->widget.textentry.text;
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xscroll = 0;
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if(w->widget.textentry.xpos >= w->w - 1) {
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xscroll = w->widget.textentry.xpos - w->w + 1;
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}
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for(j = 0; j < w->h; ++j) {
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gotoxy(xpos, ypos);
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if(w->widget.textentry.state == CTK_TEXTENTRY_EDIT &&
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w->widget.textentry.ypos == j) {
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revers(0);
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cputc('>');
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for(i = 0; i < w->w; ++i) {
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c = text[i + xscroll];
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revers(i == w->widget.textentry.xpos - xscroll);
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cputc((c == 0) ? CH_SPACE : c);
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}
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revers(0);
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cputc('<');
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} else {
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cputc(CH_VERTLINE);
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cputsn(text, w->w);
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clearTo(xpos + w->w + 1);
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cputc(CH_VERTLINE);
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}
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++ypos;
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text += w->w;
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}
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#if CTK_CONF_ICONS
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} else if (w->type == CTK_WIDGET_ICON) {
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if(w->widget.icon.textmap != NULL) {
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for(i = 0; i < 3; ++i) {
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gotoxy(xpos, ypos);
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cputc(w->widget.icon.textmap[0 + 3 * i]);
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cputc(w->widget.icon.textmap[1 + 3 * i]);
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cputc(w->widget.icon.textmap[2 + 3 * i]);
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++ypos;
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}
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x = xpos;
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len = strlen(w->widget.icon.title);
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if(x + len >= SCREEN_WIDTH) {
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x = SCREEN_WIDTH - len;
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}
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gotoxy(x, ypos);
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cputs(w->widget.icon.title);
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}
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#endif /* CTK_CONF_ICONS */
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}
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revers(0);
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}
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/*---------------------------------------------------------------------------*/
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void
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ctk_draw_widget(struct ctk_widget *w,
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unsigned char focus,
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unsigned char clipy1,
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unsigned char clipy2) {
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struct ctk_window *win = w->window;
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unsigned char posx, posy;
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clip(clipy1, clipy2);
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posx = win->x + 1;
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posy = win->y + 2;
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if(w == win->focused) {
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focus |= CTK_FOCUS_WIDGET;
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}
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draw_widget(w, posx, posy, focus);
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}
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/*---------------------------------------------------------------------------*/
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void
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ctk_draw_clear_window(struct ctk_window *window,
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unsigned char focus,
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unsigned char clipy1,
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unsigned char clipy2) {
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unsigned char i;
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unsigned char x1, x2, y1, y2;
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x1 = window->x + 1;
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x2 = x1 + window->w;
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y1 = window->y + 2;
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y2 = y1 + window->h;
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for(i = y1; i < y2; ++i) {
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gotoxy(x1, i);
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clearTo(x2);
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}
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}
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/*---------------------------------------------------------------------------*/
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void draw_window_sub(struct ctk_window *window, unsigned char focus) {
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unsigned char x, y;
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unsigned char x1, y1, x2;
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struct ctk_widget *w;
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unsigned char wfocus;
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x = window->x;
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y = window->y + 1;
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x1 = x + 1;
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y1 = y + 1;
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x2 = x1 + window->w;
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// |_
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gotoxy(x, y1);
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cvline(window->h);
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cputc(CH_LLCORNER);
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chline(window->w);
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cputc(CH_LRCORNER);
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// -
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gotoxy(x, y);
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cputc(CH_ULCORNER);
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chline(window->w);
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cputc(CH_URCORNER);
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// |
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gotoxy(x2, y1);
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cvline(window->h);
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/* Draw inactive widgets. */
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for(w = window->inactive; w != NULL; w = w->next) {
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draw_widget(w, x1, y1, focus);
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}
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/* Draw active widgets. */
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for(w = window->active; w != NULL; w = w->next) {
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wfocus = focus;
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if(w == window->focused) {
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wfocus |= CTK_FOCUS_WIDGET;
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}
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draw_widget(w, x1, y1, wfocus);
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}
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}
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/*---------------------------------------------------------------------------*/
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void
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ctk_draw_window(struct ctk_window *window, unsigned char focus,
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unsigned char clipy1, unsigned char clipy2, unsigned char draw_borders) {
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clip(clipy1, clipy2);
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focus = focus & CTK_FOCUS_WINDOW;
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draw_window_sub(window, focus);
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}
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/*---------------------------------------------------------------------------*/
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void ctk_draw_dialog(struct ctk_window *dialog) {
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clip(0, SCREEN_HEIGHT);
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ctk_draw_clear_window(dialog, 0, 0, SCREEN_HEIGHT);
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draw_window_sub(dialog, CTK_FOCUS_DIALOG);
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}
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/*---------------------------------------------------------------------------*/
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#if CTK_CONF_MENUS
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void draw_menu(struct ctk_menu *m, struct ctk_menu *open) {
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#if CC_CONF_UNSIGNED_CHAR_BUGS
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unsigned char x2;
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unsigned int x, y;
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#else
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unsigned char x2;
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unsigned char x, y;
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#endif
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x = cursx;
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cputs(m->title);
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cputc(CH_SPACE);
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if (m == open) {
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x2 = cursx;
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if(x + CTK_CONF_MENUWIDTH > SCREEN_WIDTH) {
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x = SCREEN_WIDTH - CTK_CONF_MENUWIDTH;
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}
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for(y = 0; y < m->nitems; y++) {
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if(y == m->active) {
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revers(0);
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}
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gotoxy(x, y + 1);
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if(m->items[y].title[0] == '-') {
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chline(CTK_CONF_MENUWIDTH);
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} else {
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cputs(m->items[y].title);
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}
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clearTo(x + CTK_CONF_MENUWIDTH);
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revers(1);
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}
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gotoxy(x2, 0);
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}
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}
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/*---------------------------------------------------------------------------*/
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void ctk_draw_menus(struct ctk_menus *menus) {
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struct ctk_menu *m;
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clip(0, SCREEN_HEIGHT);
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/* Draw menus */
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gotoxy(0, 0);
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revers(1);
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for(m = menus->menus->next; m != NULL; m = m->next) {
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draw_menu(m, menus->open);
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}
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clearTo(SCREEN_WIDTH - strlen(menus->desktopmenu->title) - 1);
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/* Draw desktopmenu */
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draw_menu(menus->desktopmenu, menus->open);
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revers(0);
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}
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#endif /* CTK_CONF_MENUS */
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/*---------------------------------------------------------------------------*/
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/* Returns width and height of screen. */
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unsigned char ctk_draw_width(void) {
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return SCREEN_WIDTH;
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}
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unsigned char ctk_draw_height(void) {
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return SCREEN_HEIGHT;
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}
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