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CComponents: add new class CComponentsSlider()
Provides a slider item
This commit is contained in:
168
src/gui/components/cc_frm_slider.cpp
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168
src/gui/components/cc_frm_slider.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 GUI-related components.
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Copyright (C) 2013, Thilo Graf 'dbt'
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License: GPL
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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
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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 program 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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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <global.h>
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#include <neutrino.h>
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#include "cc_frm_slider.h"
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using namespace std;
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//-------------------------------------------------------------------------------------------------------
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//sub class CComponentsSlider
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CComponentsSlider::CComponentsSlider( const int& x_pos, const int& y_pos, const int& w, const int& h,
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const int& current_value,
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const int& min_value,
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const int& max_value,
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bool has_shadow,
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fb_pixel_t& color_frame,
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fb_pixel_t& color_body,
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fb_pixel_t& color_shadow)
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{
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initVarSlider(x_pos, y_pos, w, h, current_value, min_value, max_value, has_shadow, color_frame, color_body, color_shadow);
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initCCSlItems();
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}
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void CComponentsSlider::initVarSlider( const int& x_pos, const int& y_pos, const int& w, const int& h,
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const int& current_value,
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const int& min_value,
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const int& max_value,
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bool has_shadow,
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fb_pixel_t& color_frame,
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fb_pixel_t& color_body,
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fb_pixel_t& color_shadow)
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{
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cc_item_type = CC_ITEMTYPE_SLIDER;
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corner_rad = 0;
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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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csl_current_value = current_value;
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csl_min_value = min_value;
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csl_max_value = max_value;
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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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csl_body_obj = NULL;
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csl_slider_obj = NULL;
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csl_body_icon = NEUTRINO_ICON_VOLUMEBODY;
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csl_slider_icon =NEUTRINO_ICON_VOLUMESLIDER2;
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}
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//set current value
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void CComponentsSlider::setValuePos(const int& current_value)
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{
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csl_current_value = current_value;
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if (csl_slider_obj->isPicPainted())
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csl_slider_obj->hide();
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initCCSlItems();
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}
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//set current scale values
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void CComponentsSlider::setValueScale(const int& min_value, const int& max_value)
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{
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csl_min_value = min_value;
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csl_max_value = max_value;
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initCCSlItems();
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}
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//init slider body object and add to container
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void CComponentsSlider::initCCSlBody()
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{
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if (!csl_body_icon.empty()){
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if (csl_body_obj == NULL){
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csl_body_obj = new CComponentsPicture(0, 0, 0, height, csl_body_icon);
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csl_body_obj->doPaintBg(false);
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addCCItem(csl_body_obj);
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}
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}else{
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if (csl_body_obj){
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delete csl_body_obj;
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csl_body_obj = NULL;
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}
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}
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//get first icon dimensions
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int icon_w = csl_body_obj->getWidth();
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int icon_h = csl_body_obj->getHeight();
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//position of icon default centered
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int icon_x = width/2-icon_w/2;
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int icon_y = height/2-icon_h/2;
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if (csl_body_obj){
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csl_body_obj->setDimensionsAll(icon_x, icon_y, icon_w, icon_h);
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csl_body_obj->setPictureAlign(CC_ALIGN_HOR_CENTER | CC_ALIGN_VER_CENTER);
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}
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}
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//init slider caption object and add to container
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void CComponentsSlider::initCCSlSlider()
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{
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if (!csl_slider_icon.empty()){
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if (csl_slider_obj == NULL){
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csl_slider_obj = new CComponentsPicture(0, 0, 0, 0, csl_slider_icon);
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csl_slider_obj->doPaintBg(false);
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addCCItem(csl_slider_obj);
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}
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}else{
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if (csl_slider_obj){
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delete csl_slider_obj;
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csl_slider_obj = NULL;
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}
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}
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//get first icon dimensions
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int slider_w = csl_slider_obj->getWidth();
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int slider_h = csl_slider_obj->getHeight();
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//position of slider icon
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int slider_x = csl_body_obj->getXPos() - slider_w/2 + csl_body_obj->getWidth() * (abs(csl_min_value) + csl_current_value) / (abs(csl_min_value) + abs(csl_max_value));
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int slider_y = height/2-slider_h/2;
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if (csl_slider_obj)
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csl_slider_obj->setDimensionsAll(slider_x, slider_y, slider_w, slider_h);
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}
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void CComponentsSlider::initCCSlItems()
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{
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initCCSlBody();
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initCCSlSlider();
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}
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// void CComponentsSlider::paint(bool do_save_bg)
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// {
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// //prepare items before paint
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// initCCSlItems();
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//
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// //paint form contents
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// paintForm(do_save_bg);
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// }
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