139 lines
4.7 KiB
C
139 lines
4.7 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2009 Johannes Schwarz
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* based on Will Robertson code in superdom
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "plugin.h"
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#include "display_text.h"
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#define MARGIN 5
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static bool wait_key_press(void)
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{
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int button;
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do {
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button = rb->button_get(true);
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if ( rb->default_event_handler( button ) == SYS_USB_CONNECTED )
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return true;
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} while( ( button == BUTTON_NONE )
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|| ( button & (BUTTON_REL|BUTTON_REPEAT) ) );
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return false;
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}
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bool display_text(unsigned short words, char** text, struct style_text* style,
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struct viewport* vp_text, bool wait_key)
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{
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int prev_drawmode;
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#ifdef HAVE_LCD_COLOR
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int standard_fgcolor;
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#endif
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int space_w, width, height;
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unsigned short x , y;
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unsigned short vp_width = LCD_WIDTH;
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unsigned short vp_height = LCD_HEIGHT;
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unsigned short i = 0, style_index = 0;
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if (vp_text != NULL) {
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vp_width = vp_text->width;
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vp_height = vp_text->height;
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}
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rb->screens[SCREEN_MAIN]->set_viewport(vp_text);
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prev_drawmode = rb->lcd_get_drawmode();
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rb->lcd_set_drawmode(DRMODE_SOLID);
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#ifdef HAVE_LCD_COLOR
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standard_fgcolor = rb->lcd_get_foreground();
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#endif
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rb->screens[SCREEN_MAIN]->clear_viewport();
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x = MARGIN;
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y = MARGIN;
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rb->button_clear_queue();
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rb->lcd_getstringsize(" ", &space_w, &height);
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for (i = 0; i < words; i++) {
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rb->lcd_getstringsize(text[i], &width, NULL);
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/* skip to next line if the word is an empty string */
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if (rb->strcmp(text[i], "")==0) {
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x = MARGIN;
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y = y + height;
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continue;
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/* .. or if the current one can't fit the word */
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} else if (x + width > vp_width - MARGIN) {
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x = MARGIN;
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y = y + height;
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}
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/* display the remaining text by button click or exit */
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if (y + height > vp_height - MARGIN) {
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y = MARGIN;
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rb->screens[SCREEN_MAIN]->update_viewport();
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if (wait_key_press())
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return true;
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rb->screens[SCREEN_MAIN]->clear_viewport();
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}
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/* no text formatting available */
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if (style==NULL || style[style_index].index != i) {
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rb->lcd_putsxy(x, y, text[i]);
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} else {
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/* set align */
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if (style[style_index].flags&TEXT_CENTER) {
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x = (vp_width-width)/2;
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}
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/* set font color */
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#ifdef HAVE_LCD_COLOR
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switch (style[style_index].flags&TEXT_COLOR_MASK) {
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case C_RED:
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rb->lcd_set_foreground(LCD_RGBPACK(255,0,0));
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break;
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case C_YELLOW:
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rb->lcd_set_foreground(LCD_RGBPACK(255,255,0));
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break;
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case C_GREEN:
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rb->lcd_set_foreground(LCD_RGBPACK(0,192,0));
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break;
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case C_BLUE:
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rb->lcd_set_foreground(LCD_RGBPACK(0,0,255));
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break;
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case C_ORANGE:
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rb->lcd_set_foreground(LCD_RGBPACK(255,192,0));
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break;
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case STANDARD:
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default:
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rb->lcd_set_foreground(standard_fgcolor);
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break;
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}
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#endif
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rb->lcd_putsxy(x, y, text[i]);
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/* underline the word */
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if (style[style_index].flags&TEXT_UNDERLINE) {
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rb->lcd_hline(x, x+width, y+height-1);
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}
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#ifdef HAVE_LCD_COLOR
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rb->lcd_set_foreground(standard_fgcolor);
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#endif
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style_index++;
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}
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x += width + space_w;
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}
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rb->screens[SCREEN_MAIN]->update_viewport();
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rb->lcd_set_drawmode(prev_drawmode);
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if (wait_key)
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{
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if (wait_key_press())
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return true;
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}
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return false;
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}
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