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*neutrino components: add new class CComponents

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This class and sub classes should help to replace some often used
code parts and to use more generic.
This commit is contained in:
Thilo Graf
2012-07-16 14:52:36 +02:00
parent eb5b8328ec
commit 5fcc192a1d
3 changed files with 197 additions and 0 deletions
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125
src/gui/widget/components.cpp Normal file
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/*
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 <gui/widget/components.h>
#include <global.h>
#include <neutrino.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;
frameBuffer = CFrameBuffer::getInstance();
}
CComponents::~CComponents()
{
}
//-------------------------------------------------------------------------------------------------------
//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 color1, fb_pixel_t color2)
{
x = x_pos;
width = 16;
thickness = 4;
y = y_pos_top;
y_down = y_pos_down;
h_mark_top = h_mark_top_;
h_mark_down = h_mark_down_;
offs_up = offs_down = 0;
col1 = color1;
col2 = color2;
}
// y_top (=y)
// xpos +--|h_mark_up
// |
// |
// |
// |
// |
// |
// |
// |
// |
// +--|h_mark_down
// y_down
//paint details line with current parameters
void CComponentsDetailLine::paint()
{
offs_up = h_mark_top/2-thickness+1;
offs_down = h_mark_down/2-thickness+2;
int y_top = y;
/* vertical item mark | */
frameBuffer->paintBoxRel(x+width-4, y_top-offs_up, thickness, h_mark_top, col1);
frameBuffer->paintBoxRel(x+width-5+thickness, y_top-offs_up, 1, h_mark_top, col2);
/* horizontal item line - */
frameBuffer->paintBoxRel(x+width-15, y_top+1, 11, thickness, col1);
frameBuffer->paintBoxRel(x+width-15+thickness, y_top+1+thickness, 11-thickness, 1, col2);
/* vertical connect line [ */
frameBuffer->paintBoxRel(x+width-15, y_top+2, thickness, y_down-y_top-1, col1);
frameBuffer->paintBoxRel(x+width-15+thickness, y_top+2+thickness, 1, y_down-y_top+3-2*thickness, col2);
/* horizontal info line - */
frameBuffer->paintBoxRel(x+width-15, y_down, 11, thickness, col1);
frameBuffer->paintBoxRel(x+width-14+thickness, y_down+thickness, 11-thickness, 1, col2);
/* vertical info mark | */
frameBuffer->paintBoxRel(x+width-4, y_down-offs_down, thickness, h_mark_down, col1);
frameBuffer->paintBoxRel(x+width-5+thickness, y_down-offs_down, 1, h_mark_down, col2);
}
//remove painted lines from screen
void CComponentsDetailLine::hide()
{
//caching current colors
fb_pixel_t c_tmp1, c_tmp2;
c_tmp1 = col1;
c_tmp2 = col2;
//set background color
col1 = col2 = COL_BACKGROUND;
//paint with background and restore set last used colors
paint();
col1 = c_tmp1;
col2 = c_tmp2;
}