Files
neutrino/src/gui/components/cc_item.cpp
Thilo Graf 3c5f4867fb CComponents: rename and move real position attributes
These attributes are better placed in the basic class.
2013-06-03 22:12:47 +02:00

146 lines
4.5 KiB
C++

/*
Based up Neutrino-GUI - Tuxbox-Project
Copyright (C) 2001 by Steffen Hehn 'McClean'
Classes for generic GUI-related components.
Copyright (C) 2012, 2013, Thilo Graf 'dbt'
Copyright (C) 2012, Michael Liebmann 'micha-bbg'
License: GPL
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This program 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
General Public License for more details.
You should have received a copy of the GNU General Public
License along with this program; 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 "cc.h"
using namespace std;
//abstract sub class CComponentsItem from CComponents
CComponentsItem::CComponentsItem()
{
//CComponentsItem
initVarItem();
cc_item_type = CC_ITEMTYPE_BASE;
}
// y
// x+------f-r-a-m-e-------+
// | |
// height body |
// | |
// +--------width---------+
void CComponentsItem::initVarItem()
{
//CComponents
initVarBasic();
cc_item_index = CC_NO_INDEX;
cc_item_enabled = true;
cc_item_selected = false;
cc_parent = NULL;
}
// Paint container background in cc-items with shadow, background and frame.
// This member must be called first in all paint() members before paint other items into the container.
// If backround is not required, it's possible to override this with variable paint_bg=false, use doPaintBg(true/false) to set this!
void CComponentsItem::paintInit(bool do_save_bg)
{
clear();
int th = fr_thickness;
fb_pixel_t col_frame_cur = col_frame;
//calculate current needed frame thickeness and color, if item selected or not
if (cc_item_selected){
col_frame_cur = col_frame_sel;
th = max(fr_thickness_sel, fr_thickness);
}
//calculate current needed corner radius for body box, depends of frame thickness
int rad = (corner_rad>th) ? corner_rad-th : corner_rad;
int sw = (shadow) ? shadow_w : 0;
comp_fbdata_t fbdata[] =
{
{CC_FBDATA_TYPE_BGSCREEN, x, y, width+sw, height+sw, 0, 0, 0, NULL, NULL},
{CC_FBDATA_TYPE_SHADOW_BOX, x+sw, y+sw, width, height, col_shadow, corner_rad, 0, NULL, NULL},//shadow
{CC_FBDATA_TYPE_FRAME, x, y, width, height, col_frame_cur, corner_rad, th, NULL, NULL},//frame
{CC_FBDATA_TYPE_BOX, x+th, y+th, width-2*th, height-2*th, col_body, rad, 0, NULL, NULL},//body
};
for(size_t i =0; i< (sizeof(fbdata) / sizeof(fbdata[0])) ;i++) {
if (((fbdata[i].fbdata_type == CC_FBDATA_TYPE_SHADOW_BOX) && !shadow) ||
((fbdata[i].fbdata_type == CC_FBDATA_TYPE_FRAME) && !fr_thickness))
continue;
v_fbdata.push_back(fbdata[i]);
}
#ifdef DEBUG_CC
printf("[CComponentsItem] %s:\ncc_item_type: %d\ncc_item_index = %d\nheight = %d\nwidth = %d\n", __FUNCTION__, cc_item_type, cc_item_index, height, width);
#endif
paintFbItems(do_save_bg);
}
//restore last saved screen behind form box,
//Do use parameter 'no restore' to override temporarly the restore funtionality.
//This could help to avoid ugly flicker efffects if it is necessary e.g. on often repaints, without changed contents.
void CComponentsItem::hideCCItem(bool no_restore)
{
is_painted = false;
if (saved_screen.pixbuf) {
frameBuffer->waitForIdle("CComponentsItem::hideCCItem()");
frameBuffer->RestoreScreen(saved_screen.x, saved_screen.y, saved_screen.dx, saved_screen.dy, saved_screen.pixbuf);
if (no_restore) {
delete[] saved_screen.pixbuf;
saved_screen.pixbuf = NULL;
firstPaint = true;
}
}
}
void CComponentsItem::hide(bool no_restore)
{
hideCCItem(no_restore);
}
//synchronize colors for forms
//This is usefull if the system colors are changed during runtime
//so you can ensure correct applied system colors in relevant objects with unchanged instances.
void CComponentsItem::syncSysColors()
{
col_body = COL_MENUCONTENT_PLUS_0;
col_shadow = COL_MENUCONTENTDARK_PLUS_0;
col_frame = COL_MENUCONTENT_PLUS_6;
}
//returns current item element type, if no available, return -1 as unknown type
int CComponentsItem::getItemType()
{
for(int i =0; i< (CC_ITEMTYPES) ;i++){
if (i == cc_item_type)
return i;
}
#ifdef DEBUG_CC
printf("[CComponentsItem] %s: unknown item type requested...\n", __FUNCTION__);
#endif
return -1;
}