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https://github.com/tuxbox-neutrino/neutrino.git
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CComponents: move class into its own source directory
The components could over time become quite large, so it makes more sense, coming features to split into multiple files and to do it in a separate directory.
This commit is contained in:
283
src/gui/components/components.cpp
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283
src/gui/components/components.cpp
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/*
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Based up Neutrino-GUI - Tuxbox-Project
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Copyright (C) 2001 by Steffen Hehn 'McClean'
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Classes for generic for GUI-related components.
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Copyright (C) 2012, 2013, Thilo Graf 'dbt'
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Copyright (C) 2012, Michael Liebmann 'micha-bbg'
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License: GPL
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the
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Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <global.h>
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#include <neutrino.h>
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#include "cc.h"
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//basic class CComponents
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CComponents::CComponents(const int x_pos, const int y_pos, const int h, const int w)
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{
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x = x_pos;
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y = y_pos;
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height = h;
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width = w;
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sw = 0; //shadow width
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frameBuffer = CFrameBuffer::getInstance();
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v_screen_val.clear();
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}
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CComponents::~CComponents()
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{
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clear();
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}
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//paint framebuffer stuff and fill buffer
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void CComponents::paintFbItems(struct comp_fbdata_t * fbdata, const int items_count, bool do_save_bg)
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{
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int i;
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for(i=0; i< items_count ;i++){
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if (do_save_bg)
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fbdata[i].pixbuf = saveScreen(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy);
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v_screen_val.push_back(fbdata[i]);
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}
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for(i=0; i< items_count ;i++){
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if (fbdata[i].is_frame)
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frameBuffer->paintBoxFrame(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy, fbdata[i].frame_thickness, fbdata[i].color, fbdata[i].r);
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else
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frameBuffer->paintBoxRel(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy, fbdata[i].color, fbdata[i].r);
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}
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}
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//screen area save
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inline fb_pixel_t* CComponents::saveScreen(int ax, int ay, int dx, int dy)
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{
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fb_pixel_t* pixbuf = new fb_pixel_t[dx * dy];
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frameBuffer->SaveScreen(ax, ay, dx, dy, pixbuf);
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return pixbuf;
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}
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//restore screen
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inline void CComponents::restore()
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{
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for(size_t i =0; i< v_screen_val.size() ;i++) {
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if (v_screen_val[i].pixbuf != NULL){
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frameBuffer->RestoreScreen(v_screen_val[i].x, v_screen_val[i].y, v_screen_val[i].dx, v_screen_val[i].dy, v_screen_val[i].pixbuf);
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delete[] v_screen_val[i].pixbuf;
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}
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}
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v_screen_val.clear();
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}
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//clean old screen buffer
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inline void CComponents::clear()
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{
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for(size_t i =0; i< v_screen_val.size() ;i++)
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if (v_screen_val[i].pixbuf != NULL)
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delete[] v_screen_val[i].pixbuf;
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v_screen_val.clear();
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}
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//-------------------------------------------------------------------------------------------------------
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//sub class CComponentsDetailLine
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CComponentsDetailLine::CComponentsDetailLine(const int x_pos, const int y_pos_top, const int y_pos_down, const int h_mark_top_, const int h_mark_down_, fb_pixel_t color_line, fb_pixel_t color_shadow)
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{
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x = x_pos;
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width = 16;
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thickness = 4;
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sw = 1; //shadow width
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y = y_pos_top;
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y_down = y_pos_down;
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h_mark_top = h_mark_top_;
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h_mark_down = h_mark_down_;
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col_line = color_line;
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col_shadow = color_shadow;
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}
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CComponentsDetailLine::~CComponentsDetailLine()
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{
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clear();
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}
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// y_top (=y)
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// xpos +--|h_mark_up
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// |
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// |
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// |
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// |
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// |
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// |
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// |
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// |
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// |
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// +--|h_mark_down
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// y_down
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#define DLINE_ITEMS_COUNT 12
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//paint details line with current parameters
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void CComponentsDetailLine::paint(bool do_save_bg)
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{
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clear();
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int y_mark_top = y-h_mark_top/2+thickness/2;
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int y_mark_down = y_down-h_mark_down/2+thickness/2;
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comp_fbdata_t fbdata[DLINE_ITEMS_COUNT] =
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{
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/* vertical item mark | */
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{x+width-thickness-sw, y_mark_top, thickness, h_mark_top, col_line, 0, NULL, NULL, false, 0},
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{x+width-sw, y_mark_top, sw, h_mark_top, col_shadow, 0, NULL, NULL, false, 0},
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{x+width-thickness-sw, y_mark_top+h_mark_top, thickness+sw, sw , col_shadow, 0, NULL, NULL, false, 0},
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/* horizontal item line - */
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{x, y, width-thickness-sw, thickness, col_line, 0, NULL, NULL, false, 0},
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{x+thickness, y+thickness, width-2*thickness-sw, sw, col_shadow, 0, NULL, NULL, false, 0},
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/* vertical connect line [ */
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{x, y+thickness, thickness, y_down-y-thickness, col_line, 0, NULL, NULL, false, 0},
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{x+thickness, y+thickness+sw, sw, y_down-y-thickness-sw, col_shadow, 0, NULL, NULL, false, 0},
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/* horizontal info line - */
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{x, y_down, width-thickness-sw, thickness, col_line, 0, NULL, NULL, false, 0},
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{x, y_down+thickness, width-thickness-sw, sw, col_shadow, 0, NULL, NULL, false, 0},
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/* vertical info mark | */
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{x+width-thickness-sw, y_mark_down, thickness, h_mark_down, col_line, 0, NULL, NULL, false, 0},
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{x+width-sw, y_mark_down, sw, h_mark_down, col_shadow, 0, NULL, NULL, false, 0},
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{x+width-thickness-sw, y_mark_down+h_mark_down,thickness+sw, sw, col_shadow, 0, NULL, NULL, false, 0},
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};
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paintFbItems(fbdata, DLINE_ITEMS_COUNT, do_save_bg);
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}
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//remove painted lines from screen
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void CComponentsDetailLine::hide()
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{
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//caching current colors
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fb_pixel_t c_tmp1, c_tmp2;
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c_tmp1 = col_line;
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c_tmp2 = col_shadow;
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//set background color
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col_line = col_shadow = COL_BACKGROUND;
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//paint with background and restore, set last used colors
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paint(false);
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col_line = c_tmp1;
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col_shadow = c_tmp2;
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}
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//-------------------------------------------------------------------------------------------------------
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//sub class CComponentsInfoBox
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CComponentsInfoBox::CComponentsInfoBox(const int x_pos, const int y_pos, const int w, const int h, bool has_shadow, fb_pixel_t color_frame, fb_pixel_t color_body, fb_pixel_t color_shadow)
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{
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x = x_pos;
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y = y_pos;
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width = w;
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height = h;
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rad = 0;
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shadow = has_shadow;
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col_frame = color_frame;
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col_body = color_body;
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col_shadow = color_shadow;
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fr_thickness = 2;
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firstPaint = true;
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v_infobox_val.clear();
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}
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#define INFOBOX_ITEMS_COUNT 3
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void CComponentsInfoBox::paint(bool do_save_bg, bool fullPaint)
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{
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clear();
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rad = RADIUS_LARGE;
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comp_fbdata_t fbdata[INFOBOX_ITEMS_COUNT] =
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{
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{x+SHADOW_OFFSET, y+SHADOW_OFFSET, width, height, col_shadow, rad, NULL, NULL, false, 0},
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{x, y, width, height, col_frame, rad, NULL, NULL, false, 0},
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{x+fr_thickness, y+fr_thickness, width-2*fr_thickness, height-2*fr_thickness, col_body, rad, NULL, NULL, false, 0},
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};
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int start = (shadow) ? 0 : 1;
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if (firstPaint) {
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if (do_save_bg) {
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v_infobox_val.clear();
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for(int i = start; i < INFOBOX_ITEMS_COUNT; i++) {
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fbdata[i].pixbuf = saveScreen(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy);
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v_infobox_val.push_back(fbdata[i]);
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fbdata[i].pixbuf = NULL;
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}
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}
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// paint infobox full
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paintFbItems((comp_fbdata_t*)&fbdata[start], INFOBOX_ITEMS_COUNT - start, false);
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firstPaint = false;
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}
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else {
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if (fullPaint)
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// paint infobox full
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paintFbItems((comp_fbdata_t*)&fbdata[start], INFOBOX_ITEMS_COUNT - start, false);
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else
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// paint body only
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paintFbItems((comp_fbdata_t*)&fbdata[INFOBOX_ITEMS_COUNT - 1], 1, false);
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}
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}
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//restore infobox
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void CComponentsInfoBox::restore(bool clear_)
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{
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if (!v_infobox_val.empty()) {
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for(size_t i =0; i< v_infobox_val.size() ;i++) {
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if (v_infobox_val[i].pixbuf != NULL) {
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frameBuffer->RestoreScreen(v_infobox_val[i].x, v_infobox_val[i].y, v_infobox_val[i].dx, v_infobox_val[i].dy, v_infobox_val[i].pixbuf);
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if (clear_)
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delete[] v_infobox_val[i].pixbuf;
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}
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}
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if (clear_) {
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v_infobox_val.clear();
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firstPaint = true;
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}
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}
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}
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void CComponentsInfoBox::hide()
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{
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//caching current colors
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fb_pixel_t c_tmp1, c_tmp2, c_tmp3;
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c_tmp1 = col_body;
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c_tmp2 = col_shadow;
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c_tmp3 = col_frame;
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//set background color
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col_body = col_frame = col_shadow = COL_BACKGROUND;
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//paint with background and restore, set last used colors
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paint(false, true);
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col_body = c_tmp1;
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col_shadow = c_tmp2;
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col_frame = c_tmp3;
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}
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