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CEventList: hold header instance to reduce flicker effects

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This commit is contained in:
Thilo Graf
2016-03-22 10:27:56 +01:00
parent 14da9e510b
commit 65f4b82f62
2 changed files with 16 additions and 10 deletions
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24
src/gui/eventlist.cpp
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@@ -116,10 +116,13 @@ CEventList::CEventList()
oldIndex = -1; oldIndex = -1;
oldEventID = -1; oldEventID = -1;
bgRightBoxPaint = false; bgRightBoxPaint = false;
header = NULL;
} }
CEventList::~CEventList() CEventList::~CEventList()
{ {
delete header;
header = NULL;
} }
void CEventList::UpdateTimerList(void) void CEventList::UpdateTimerList(void)
@@ -857,16 +860,19 @@ void CEventList::paintHead(t_channel_id _channel_id, std::string _channelname, s
int font_mid = SNeutrinoSettings::FONT_TYPE_EVENTLIST_TITLE; int font_mid = SNeutrinoSettings::FONT_TYPE_EVENTLIST_TITLE;
int font_lr = SNeutrinoSettings::FONT_TYPE_EVENTLIST_ITEMLARGE; int font_lr = SNeutrinoSettings::FONT_TYPE_EVENTLIST_ITEMLARGE;
CComponentsFrmChain header(x, y, full_width, theight); if (!header){
header.enableColBodyGradient(g_settings.theme.menu_Head_gradient, COL_MENUCONTENT_PLUS_0, g_settings.theme.menu_Head_gradient_direction); header = new CComponentsFrmChain(x, y, full_width, theight);
header.setCorner(RADIUS_LARGE, CORNER_TOP); header->enableColBodyGradient(g_settings.theme.menu_Head_gradient, COL_MENUCONTENT_PLUS_0, g_settings.theme.menu_Head_gradient_direction);
header->setCorner(RADIUS_LARGE, CORNER_TOP);
}
header->clear();
int x_off = 10; int x_off = 10;
int mid_width = full_width * 40 / 100; // 40% int mid_width = full_width * 40 / 100; // 40%
int side_width = ((full_width - mid_width) / 2) - (2 * x_off); int side_width = ((full_width - mid_width) / 2) - (2 * x_off);
//create an logo object //create an logo object
CComponentsChannelLogoScalable* midLogo = new CComponentsChannelLogoScalable(0, 0, _channelname, _channel_id, &header); CComponentsChannelLogoScalable* midLogo = new CComponentsChannelLogoScalable(0, 0, _channelname, _channel_id, header);
if (midLogo->hasLogo()) { if (midLogo->hasLogo()) {
//if logo object has found a logo and was ititialized, the hand it's size //if logo object has found a logo and was ititialized, the hand it's size
int w_logo = midLogo->getWidth(); int w_logo = midLogo->getWidth();
@@ -885,24 +891,24 @@ void CEventList::paintHead(t_channel_id _channel_id, std::string _channelname, s
side_width = ((full_width - w_logo) / 2) - (4 * x_off); side_width = ((full_width - w_logo) / 2) - (4 * x_off);
} }
else { else {
header.removeCCItem(midLogo); //remove/destroy logo object, if it is not available header->removeCCItem(midLogo); //remove/destroy logo object, if it is not available
CComponentsText *midText = new CComponentsText(CC_CENTERED, CC_CENTERED, mid_width, theight, _channelname, CTextBox::CENTER, g_Font[font_mid], CComponentsText::FONT_STYLE_REGULAR, &header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT); CComponentsText *midText = new CComponentsText(CC_CENTERED, CC_CENTERED, mid_width, theight, _channelname, CTextBox::CENTER, g_Font[font_mid], CComponentsText::FONT_STYLE_REGULAR, header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT);
midText->doPaintBg(false); midText->doPaintBg(false);
} }
if (!_channelname_prev.empty()) { if (!_channelname_prev.empty()) {
CComponentsText *lText = new CComponentsText(x_off, CC_CENTERED, side_width, theight, _channelname_prev, CTextBox::NO_AUTO_LINEBREAK, g_Font[font_lr], CComponentsText::FONT_STYLE_REGULAR, &header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT); CComponentsText *lText = new CComponentsText(x_off, CC_CENTERED, side_width, theight, _channelname_prev, CTextBox::NO_AUTO_LINEBREAK, g_Font[font_lr], CComponentsText::FONT_STYLE_REGULAR, header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT);
lText->doPaintBg(false); lText->doPaintBg(false);
} }
if (!_channelname_next.empty()) { if (!_channelname_next.empty()) {
int name_w = std::min(g_Font[font_lr]->getRenderWidth(_channelname_next), side_width); int name_w = std::min(g_Font[font_lr]->getRenderWidth(_channelname_next), side_width);
int x_pos = full_width - name_w - x_off; int x_pos = full_width - name_w - x_off;
CComponentsText *rText = new CComponentsText(x_pos, CC_CENTERED, name_w, theight, _channelname_next, CTextBox::NO_AUTO_LINEBREAK, g_Font[font_lr], CComponentsText::FONT_STYLE_REGULAR, &header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT); CComponentsText *rText = new CComponentsText(x_pos, CC_CENTERED, name_w, theight, _channelname_next, CTextBox::NO_AUTO_LINEBREAK, g_Font[font_lr], CComponentsText::FONT_STYLE_REGULAR, header, CC_SHADOW_OFF, COL_MENUHEAD_TEXT);
rText->doPaintBg(false); rText->doPaintBg(false);
} }
header.paint(CC_SAVE_SCREEN_NO); header->paint(CC_SAVE_SCREEN_NO);
} }
void CEventList::paint(t_channel_id channel_id) void CEventList::paint(t_channel_id channel_id)

2
src/gui/eventlist.h
View File

@@ -109,7 +109,7 @@ class CEventList : public CListHelpers
int sort_mode; int sort_mode;
event_id_t item_event_ID; event_id_t item_event_ID;
CComponentsText *cc_infozone; CComponentsText *cc_infozone;
CComponentsFrmChain *header;
const char * unit_short_minute; const char * unit_short_minute;
void paintItem(unsigned pos, t_channel_id channel_id = 0); void paintItem(unsigned pos, t_channel_id channel_id = 0);