Files
neutrino/src/gui/components/cc_item_picture.cpp
Thilo Graf e6f6931b72 CComponentsPicture: use current instance of CPictureViewer
reduce precautionary too much unnecessary impact
2014-06-27 20:38:59 +02:00

259 lines
7.0 KiB
C++

/*
Based up Neutrino-GUI - Tuxbox-Project
Copyright (C) 2001 by Steffen Hehn 'McClean'
Classes for generic GUI-related components.
Copyright (C) 2012-2014, 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
Library 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_item_picture.h"
#include <unistd.h>
#include <system/debug.h>
extern CPictureViewer * g_PicViewer;
using namespace std;
//-------------------------------------------------------------------------------------------------------
//sub class CComponentsPicture from CComponentsItem
CComponentsPicture::CComponentsPicture( const int &x_pos, const int &y_pos, const int &w, const int &h,
const std::string& image_path,
CComponentsForm *parent,
bool has_shadow,
fb_pixel_t color_frame, fb_pixel_t color_background, fb_pixel_t color_shadow)
{
init(x_pos, y_pos, w, h, image_path, parent, has_shadow, color_frame, color_background, color_shadow);
}
CComponentsPicture::CComponentsPicture( const int &x_pos, const int &y_pos,
const std::string& image_name,
CComponentsForm *parent,
bool has_shadow,
fb_pixel_t color_frame, fb_pixel_t color_background, fb_pixel_t color_shadow)
{
init(x_pos, y_pos, 0, 0, image_name, parent, has_shadow, color_frame, color_background, color_shadow);
}
void CComponentsPicture::init( const int &x_pos, const int &y_pos, const int &w, const int &h,
const string& image_name,
CComponentsForm *parent,
bool has_shadow,
fb_pixel_t color_frame, fb_pixel_t color_background, fb_pixel_t color_shadow)
{
//CComponents, CComponentsItem
cc_item_type = CC_ITEMTYPE_PICTURE;
//CComponents
x = x_pos;
y = y_pos;
height = h;
width = w;
shadow = has_shadow;
shadow_w = SHADOW_OFFSET;
col_frame = color_frame;
col_body = color_background;
col_shadow = color_shadow;
//CComponentsPicture
pic_name = image_name;
is_icon = false;
is_image_painted= false;
do_paint = true;
g_PicViewer->getSupportedImageFormats(v_ext);
v_ext.resize(unique(v_ext.begin(), v_ext.end()) - v_ext.begin());
initCCItem();
initParent(parent);
}
void CComponentsPicture::setPicture(const std::string& picture_name)
{
pic_name = picture_name;
initCCItem();
}
void CComponentsPicture::setPicture(const char* picture_name)
{
string s_tmp = "";
if (picture_name)
s_tmp = string(picture_name);
setPicture(s_tmp);
}
void CComponentsPicture::initCCItem()
{
//handle size
int w_pic = width;
int h_pic = height;
if (pic_name.empty())
return;
//check for path or name, set icon or image with full path
string::size_type pos = pic_name.find("/", 0);
is_icon = (pos == string::npos);
dprintf(DEBUG_INFO, "[CComponentsPicture] %s: detected image file: is_icon: %d (pos= %d), pic_name=%s\n", __func__, is_icon, pos, pic_name.c_str());
//get current image size
getImageSize(&w_pic, &h_pic);
//for icons (names without explicit path) set dimensions of "this" to current image...//TODO: centering image/icon
if (is_icon){
width = w_pic;
height = max(h_pic, height);
}
else{ //defined values in constructor or defined via setters defined, have priority, value 0 is not allowed
if (width == 0)
width = w_pic;
if (height == 0)
height = h_pic;
}
//resize/scale image if required, if no icon mode detected, use real image size
if (!is_icon){
if (width != w_pic || height != h_pic)
g_PicViewer->rescaleImageDimensions(&w_pic, &h_pic, width, height);
}
}
void CComponentsPicture::initPosition(int *x_position, int *y_position)
{
//using of real x/y values to paint images if this picture object is bound in a parent form
*x_position = x;
*y_position = y;
if (cc_parent){
*x_position = cc_xr;
*y_position = cc_yr;
}
}
void CComponentsPicture::getImageSize(int* width_image, int *height_image)
{
if (!is_icon)
g_PicViewer->getSize(pic_name.c_str(), width_image, height_image);
else
frameBuffer->getIconSize(pic_name.c_str(), width_image, height_image);
}
void CComponentsPicture::paintPicture()
{
is_image_painted = false;
//initialize image position
int x_pic = x;
int y_pic = y;
initPosition(&x_pic, &y_pic);
if (pic_name.empty())
return;
dprintf(DEBUG_INFO, "[CComponentsPicture] %s: paint image file: pic_name=%s\n", __func__, pic_name.c_str());
if (cc_allow_paint){
if (!is_icon)
is_image_painted = g_PicViewer->DisplayImage(pic_name, x_pic, y_pic, width, height);
else
is_image_painted = frameBuffer->paintIcon(pic_name, x_pic, y_pic, height, 1, do_paint, paint_bg, col_body);
}
}
void CComponentsPicture::paint(bool do_save_bg)
{
paintInit(do_save_bg);
paintPicture();
}
void CComponentsPicture::hide(bool no_restore)
{
hideCCItem(no_restore);
is_image_painted = false;
}
CComponentsChannelLogo::CComponentsChannelLogo( const int &x_pos, const int &y_pos, const int &w, const int &h,
const std::string& channelName,
const uint64_t& channelId,
CComponentsForm *parent,
bool has_shadow,
fb_pixel_t color_frame, fb_pixel_t color_background, fb_pixel_t color_shadow)
:CComponentsPicture(x_pos, y_pos, w, h,
"", parent, has_shadow,
color_frame, color_background, color_shadow)
{
setChannel(channelId, channelName);
alt_pic_name = "";
}
CComponentsChannelLogo::CComponentsChannelLogo( const int &x_pos, const int &y_pos,
const std::string& channelName,
const uint64_t& channelId,
CComponentsForm *parent,
bool has_shadow,
fb_pixel_t color_frame, fb_pixel_t color_background, fb_pixel_t color_shadow)
:CComponentsPicture(x_pos, y_pos, 0, 0,
"", parent, has_shadow,
color_frame, color_background, color_shadow)
{
setChannel(channelId, channelName);
alt_pic_name = "";
}
void CComponentsChannelLogo::setAltLogo(const std::string& picture_name)
{
alt_pic_name = picture_name;
channel_id = 0;
channel_name = "";
has_logo = true;
initCCItem();
}
void CComponentsChannelLogo::setAltLogo(const char* picture_name)
{
string s_tmp = "";
if (picture_name)
s_tmp = string(picture_name);
this->setAltLogo(s_tmp);
}
void CComponentsChannelLogo::setChannel(const uint64_t& channelId, const std::string& channelName)
{
channel_id = channelId;
channel_name = channelName;
has_logo = g_PicViewer->GetLogoName(channel_id, channel_name, pic_name, &width, &height);
if (!has_logo)
pic_name = alt_pic_name;
initCCItem();
}