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neutrino/src/gui/widget/components.cpp

235 lines
6.6 KiB
C++

/*
GUI window component classes - Neutrino-GUI
Copyright(C) 2012, Thilo Graf (dbt)
This class contains generic components for GUI-related parts.
License: GPL
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <global.h>
#include <neutrino.h>
#include <gui/widget/components.h>
//basic class CComponents
CComponents::CComponents(const int x_pos, const int y_pos, const int h, const int w)
{
x = x_pos;
y = y_pos;
height = h;
width = w;
sw = 0; //shadow width
frameBuffer = CFrameBuffer::getInstance();
v_screen_val.clear();
}
CComponents::~CComponents()
{
clear();
}
//paint framebuffer stuff and fill buffer
void CComponents::paintFbItems(struct comp_fbdata_t * fbdata, const int items_count, bool do_save_bg)
{
for(int i=0; i< items_count ;i++){
if (do_save_bg){
fbdata[i].pixbuf = new fb_pixel_t[fbdata[i].dx * fbdata[i].dy];
frameBuffer->SaveScreen(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy, fbdata[i].pixbuf);
}
v_screen_val.push_back(fbdata[i]);
if (fbdata[i].is_frame)
frameBuffer->paintBoxFrame(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy, fbdata[i].frame_thickness, fbdata[i].color, fbdata[i].r);
else
frameBuffer->paintBoxRel(fbdata[i].x, fbdata[i].y, fbdata[i].dx, fbdata[i].dy, fbdata[i].color, fbdata[i].r);
}
}
//restore screen
inline void CComponents::restore()
{
for(size_t i =0; i< v_screen_val.size() ;i++) {
if (v_screen_val[i].pixbuf != NULL){
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);
delete[] v_screen_val[i].pixbuf;
}
}
v_screen_val.clear();
}
//clean old screen buffer
inline void CComponents::clear()
{
for(size_t i =0; i< v_screen_val.size() ;i++)
if (v_screen_val[i].pixbuf != NULL)
delete[] v_screen_val[i].pixbuf;
v_screen_val.clear();
}
//-------------------------------------------------------------------------------------------------------
//sub class CComponentsDetailLine
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)
{
x = x_pos;
width = 16;
thickness = 4;
sw = 1; //shadow width
y = y_pos_top;
y_down = y_pos_down;
h_mark_top = h_mark_top_;
h_mark_down = h_mark_down_;
col_line = color_line;
col_shadow = color_shadow;
}
CComponentsDetailLine::~CComponentsDetailLine()
{
clear();
}
// y_top (=y)
// xpos +--|h_mark_up
// |
// |
// |
// |
// |
// |
// |
// |
// |
// +--|h_mark_down
// y_down
#define DLINE_ITEMS_COUNT 12
//paint details line with current parameters
void CComponentsDetailLine::paint(bool do_save_bg)
{
clear();
int y_mark_top = y-h_mark_top/2+thickness/2;
int y_mark_down = y_down-h_mark_down/2+thickness/2;
comp_fbdata_t fbdata[DLINE_ITEMS_COUNT] =
{
/* vertical item mark | */
{x+width-thickness-sw, y_mark_top, thickness, h_mark_top, col_line, 0, NULL, NULL, false, 0},
{x+width-sw, y_mark_top, sw, h_mark_top, col_shadow, 0, NULL, NULL, false, 0},
{x+width-thickness-sw, y_mark_top+h_mark_top, thickness+sw, sw , col_shadow, 0, NULL, NULL, false, 0},
/* horizontal item line - */
{x, y, width-thickness-sw, thickness, col_line, 0, NULL, NULL, false, 0},
{x+thickness, y+thickness, width-2*thickness-sw, sw, col_shadow, 0, NULL, NULL, false, 0},
/* vertical connect line [ */
{x, y+thickness, thickness, y_down-y-thickness, col_line, 0, NULL, NULL, false, 0},
{x+thickness, y+thickness+sw, sw, y_down-y-thickness-sw, col_shadow, 0, NULL, NULL, false, 0},
/* horizontal info line - */
{x, y_down, width-thickness-sw, thickness, col_line, 0, NULL, NULL, false, 0},
{x, y_down+thickness, width-thickness-sw, sw, col_shadow, 0, NULL, NULL, false, 0},
/* vertical info mark | */
{x+width-thickness-sw, y_mark_down, thickness, h_mark_down, col_line, 0, NULL, NULL, false, 0},
{x+width-sw, y_mark_down, sw, h_mark_down, col_shadow, 0, NULL, NULL, false, 0},
{x+width-thickness-sw, y_mark_down+h_mark_down,thickness+sw, sw, col_shadow, 0, NULL, NULL, false, 0},
};
paintFbItems(fbdata, DLINE_ITEMS_COUNT, do_save_bg);
}
//remove painted lines from screen
void CComponentsDetailLine::hide()
{
//caching current colors
fb_pixel_t c_tmp1, c_tmp2;
c_tmp1 = col_line;
c_tmp2 = col_shadow;
//set background color
col_line = col_shadow = COL_BACKGROUND;
//paint with background and restore, set last used colors
paint(false);
col_line = c_tmp1;
col_shadow = c_tmp2;
}
//-------------------------------------------------------------------------------------------------------
//sub class CComponentsInfoBox
CComponentsInfoBox::CComponentsInfoBox(const int x_pos, const int y_pos, const int h, const int w, fb_pixel_t color_frame, fb_pixel_t color_body, fb_pixel_t color_shadow, bool has_shadow)
{
x = x_pos;
y = y_pos;
width = w;
height = h;
rad = 0;
shadow = has_shadow;
col_frame = color_frame;
col_body = color_body;
col_shadow = color_shadow;
fr_thickness = 2;
}
#define INFOBOX_ITEMS_COUNT 3
void CComponentsInfoBox::paint(bool do_save_bg)
{
clear();
rad = RADIUS_LARGE;
comp_fbdata_t fbdata[INFOBOX_ITEMS_COUNT] =
{
{x+SHADOW_OFFSET, y+SHADOW_OFFSET, width, height, col_shadow, rad, NULL, NULL, false, 0},
{x, y, width, height, col_frame, rad, NULL, NULL, true, fr_thickness},
{x+fr_thickness, y+fr_thickness, width-2*fr_thickness, height-2*fr_thickness, col_body, rad, NULL, NULL, false, 0},
};
paintFbItems(fbdata, INFOBOX_ITEMS_COUNT, do_save_bg);
}
void CComponentsInfoBox::hide()
{
//caching current colors
fb_pixel_t c_tmp1, c_tmp2, c_tmp3;
c_tmp1 = col_body;
c_tmp2 = col_shadow;
c_tmp3 = col_frame;
//set background color
col_body = col_frame = col_shadow = COL_BACKGROUND;
//paint with background and restore, set last used colors
paint(false);
col_body = c_tmp1;
col_shadow = c_tmp2;
col_frame = c_tmp3;
}