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CComponentsFooter: rework uniformed arrangement

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Some parts were incomplete treated with defined parameter
'label_width' and/or 'chain_width'.
This commit is contained in:
Thilo Graf
2017-10-12 12:26:02 +02:00
parent 88e488d3a0
commit c7a2dd70fc
2 changed files with 128 additions and 87 deletions
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213
src/gui/components/cc_frm_footer.cpp
View File

@@ -89,7 +89,7 @@ void CComponentsFooter::initVarFooter( const int& x_pos, const int& y_pos, const
cc_body_gradient_enable = cc_body_gradient_enable_old = CC_COLGRAD_OFF/*g_settings.theme.menu_ButtonBar_gradient*/; //TODO: not complete implemented at the moment
cc_body_gradient_direction = CFrameBuffer::gradientVertical;
cc_body_gradient_mode = CColorGradient::gradientDark2Light;
btn_auto_frame_col = false;
btn_auto_frame_col = false; //TODO: currently global disabled
corner_rad = RADIUS_LARGE;
corner_type = CORNER_BOTTOM;
@@ -106,103 +106,132 @@ void CComponentsFooter::initVarFooter( const int& x_pos, const int& y_pos, const
void CComponentsFooter::setButtonLabels(const struct button_label_cc * const content, const size_t& label_count, const int& chain_width, const int& label_width)
{
/* clean up before init*/
/* clean up before init */
if (btn_container)
btn_container->clear();
if (label_count == 0)
return;
/* set general available full basic space for button chain,
* in this case this is footer width
*/
int w_chain = width - 2*cch_offset;
/* global increments */
size_t i = 0;
size_t l_count = label_count;
/* calculate current available space for button container depends
* of already enbedded footer objects.
* If already existing some items then subtract those width from footer width.
* ...so we have the possible usable size for button container.
/*
* Evaluate parameter 'chain_width':
*
* Set usable basic space for button container,
* Default width this is footer width minus offset left and right of button container (btn_container).
*/
int w_container = max(0, width - 2*cch_offset);
/*
* Calculate current available space for button container depends of already embedded footer objects.
* If already existing some items then subtract those width from footer width.
* ...so we have the maximal possible usable size for button container.
*/
if(!v_cc_items.empty()){
for (size_t j= 0; j< size(); j++)
w_chain -= getCCItem(j)->getWidth();
for (i = 0; i< size(); i++){
if (getCCItem(i) != btn_container) // avoid to point on button container itself!
w_container -= getCCItem(i)->getWidth();
}
w_container = max(0, w_container);
}
/* On defined parameter chain_width
* calculate current available space for button container depends
* of passed chain with parameter
* Consider that chain_width is not too large.
/*
* On defined parameter chain_width (means width of button container),
* compare and if required recalculate current available space for button container depends of passed chain with parameter.
* Consider that chain_width is not too large. In this case parameter chain_width will be ignored.
*/
if (chain_width > 0 && chain_width <= w_chain){
if (chain_width <= w_chain){
w_chain = chain_width;
if (chain_width){
if (chain_width <= w_container){
w_container = chain_width;
}else{
dprintf(DEBUG_NORMAL, "\033[33m[CComponentsFooter]\t[%s - %d], NOTE: parameter chain_width is too large, defined value = %d, fallback to maximal value = %d => \033[0m\n",
__func__, __LINE__, chain_width, w_container);
}
}
/* initialize button container (chain object): this contains all passed (as interleaved) button label items,
* With this container we can work inside footer as primary container (in this context '=this') and the parent for the button label container (chain object).
* Button label container (chain object) itself is concurrent to the parent object for button objects.
/*
* Evaluate parameter 'label_width':
*
* button label width is auto generated, if no label width is defined.
* If is parameter label_width too large, we use maximal possible value.
*/
int w_tmp = w_container - cch_offset * ((int)l_count-1);
int w_btn = w_tmp / (int)l_count;
if (label_width && (label_width <= w_btn))
w_btn = label_width;
w_container = min(w_container, (w_btn * (int)l_count) + cch_offset * ((int)l_count-1));
/*
* Initialize button container: this object contains all passed button label items,
* Button container represents the parent for button labels and is working as single child object inside footer.
*/
int dist = height/2-cch_offset;
int h_chain = ccf_btn_font->getHeight() > height+dist ? height-dist : ccf_btn_font->getHeight()+dist;
int x_chain = width/2 - w_chain/2;
int y_chain = height/2 - h_chain/2;
int h_container = ccf_btn_font->getHeight() > height+dist ? height-dist : ccf_btn_font->getHeight()+dist;
int x_container = width/2 - w_container/2; //FIXME: only centered position, other items will be overpainted
int y_container = height/2 - h_container/2;
if (cch_icon_obj)
x_chain = cch_offset+cch_icon_obj->getWidth()+cch_offset;
x_container = cch_offset+cch_icon_obj->getWidth()+cch_offset;
if (btn_container == NULL){
btn_container = new CComponentsFrmChain(x_chain, y_chain, w_chain, h_chain, 0, CC_DIR_X, this, CC_SHADOW_OFF, COL_MENUCONTENT_PLUS_6, col_body);
btn_container = new CComponentsFrmChain(x_container, y_container, w_container, h_container, 0, CC_DIR_X, this, CC_SHADOW_OFF, COL_MENUCONTENT_PLUS_6, col_body);
btn_container->setAppendOffset(0, 0);
btn_container->setCorner(this->corner_rad, this->corner_type);
//btn_container->setCorner(this->corner_rad, this->corner_type);
btn_container->doPaintBg(false);
}
/* Calculate usable width of button labels inside button object container
* related to available width of chain object and passed
* label_width parameter.
* Parameter is used as minimal value and will be reduced
* if it is too large.
* Too small label_width parameter will be compensated by
* button objects itself.
/*
* Reassign current available container width after initialized button labels.
*/
int w_offset = int((label_count-1)*cch_offset);
int w_btn = btn_container->getWidth()/label_count - w_offset;
if (label_width){
int w_label = label_width;
int w_defined = int(label_width*label_count);
int w_max = btn_container->getWidth() - w_offset;
while (w_defined > w_max){
w_label--;
w_defined = int(w_label*label_count) - w_offset;
}
w_btn = w_label;
}
w_container = btn_container->getWidth();
/* generate button objects passed from button label content
* with default width to chain object.
/*
* Primary x postion of buttons inside button container is fix,
* height and y position of button labels are calculated by button container
* dimensions and have a fix value.
*/
vector<CComponentsItem*> v_btns;
int h_btn = /*(ccf_enable_button_bg ? */btn_container->getHeight()-2*fr_thickness/*-OFFSET_INNER_SMALL*//* : height)*/-ccf_button_shadow_width;
for (size_t i= 0; i< label_count; i++){
int x_btn = 0;
int h_btn = btn_container->getHeight()- 2*fr_thickness - ccf_button_shadow_width;
int y_btn = btn_container->getHeight()/2 - h_btn/2;
/*
* Init button label objects
*/
for (i = 0; i < l_count; i++){
/*
* init button label face values
*/
string txt = content[i].locale == NONEXISTANT_LOCALE ? content[i].text : g_Locale->getText(content[i].locale);
string icon_name = string(content[i].button);
//ignore item, if no text and icon are defined;
/*
* Ignore item, if no text and no icon is defined.
*/
if (txt.empty() && icon_name.empty()){
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] ignore item [%d], no icon and text defined!\n", __func__, __LINE__, i);
//l_count -= 1;
dprintf(DEBUG_NORMAL, "[CComponentsFooter]\t[%s - %d]\tignore item [%d], no icon and text defined!\n", __func__, __LINE__, i);
continue;
}
int y_btn = btn_container->getHeight()/2 - h_btn/2;
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] y_btn [%d] ccf_button_shadow_width [%d]\n", __func__, __LINE__, y_btn, ccf_button_shadow_width);
CComponentsButton *btn = new CComponentsButton(0, y_btn, w_btn, h_btn, txt, icon_name, NULL, false, true, ccf_enable_button_shadow);
/*
* Create all button label objects and add to button container
* Set properties, like position, font, key values, coler etc...
*/
CComponentsButton *btn = new CComponentsButton(x_btn, y_btn, w_btn, h_btn, txt, icon_name, btn_container, false, true, ccf_enable_button_shadow);
btn->setButtonFont(ccf_btn_font);
btn->doPaintBg(ccf_enable_button_bg);
x_btn += btn_container->getCCItem(i)->getWidth();
x_btn += cch_offset;
btn->setButtonDirectKeys(content[i].directKeys);
btn->setButtonResult(content[i].btn_result);
btn->setButtonAlias(content[i].btn_alias);
btn->setButtonFont(ccf_btn_font);
//set button frames to icon color, predefined for available color buttons
btn->doPaintBg(true);
/*
* Set button frames to icon color, predefined for available color buttons
*/
if (btn_auto_frame_col){
fb_pixel_t f_col = btn->getColorFrame();
if (icon_name == NEUTRINO_ICON_BUTTON_RED)
@@ -215,35 +244,47 @@ void CComponentsFooter::setButtonLabels(const struct button_label_cc * const con
f_col = COL_DARK_BLUE;
btn->setColorFrame(f_col);
}
v_btns.push_back(btn);
if (w_btn < btn->getWidth()){
btn->setWidth(w_btn);
btn->setButtonFont(NULL);
}
dprintf(DEBUG_INFO, "[CComponentsFooter] [%s - %d] button %s [%u] btn->getWidth() = %d w_btn = %d, (chain->getWidth() = %d)\n", __func__, __LINE__, txt.c_str(), (uint32_t)i, btn->getWidth(), w_btn, btn_container->getWidth());
}
/* add generated button objects to chain object.
/*
* Get the current required space for button labels after adding of all buttons.
* This is required to check possible changed dimensions after init and
* could be required if user has changed settings like font scale, font size or similar setting while runtime or
* reserved size of footer is too small. It is recommended to allocate enough space from the outset.
*/
if (!v_btns.empty()){
/*add all buttons into button container*/
btn_container->addCCItem(v_btns);
int w_cont_used = 0;
size_t c_btns = btn_container->size();
for (i = 0; i < c_btns; i++){
w_cont_used += btn_container->getCCItem(i)->getWidth();
}
w_cont_used += cch_offset * (l_count -1);
if (w_cont_used > w_container){
/*
* recalculate width of labels
*/
int w_used_tmp = w_cont_used;
int w_btn_tmp = w_btn;
if (w_used_tmp >= w_container){
//w_btn_tmp = w_btn;
for (i = 0; i < c_btns; i++){
w_btn_tmp -= c_btns;
btn_container->getCCItem(i)->setWidth(w_btn_tmp); // value = 0 forces recalculation, refresh is required
static_cast<CComponentsButton*>(btn_container->getCCItem(i))->Refresh();
w_used_tmp -= max(0, btn_container->getCCItem(i)->getWidth());
dprintf(DEBUG_NORMAL, "\033[33m[CComponentsFooter]\t[%s - %d] item %d -> w_used_tmp [%d] :: w_btn_tmp [%d] w_container = %d\033[0m\n", __func__, __LINE__, (int)i, w_used_tmp, w_btn_tmp, w_container);
}
}
/* set position of labels, as centered inside button container*/
int w_chain_used = 0;
for (size_t a= 0; a< btn_container->size(); a++)
w_chain_used += btn_container->getCCItem(a)->getWidth();
w_chain_used += (btn_container->size()-1)*cch_offset;
int x_btn = btn_container->getWidth()/2 - w_chain_used/2;
btn_container->getCCItem(0)->setXPos(x_btn);
for (size_t c= 1; c< btn_container->size(); c++){
x_btn += btn_container->getCCItem(c-1)->getWidth()+ cch_offset;
btn_container->getCCItem(c)->setXPos(x_btn);
/*
* Trim position of labels, after possible changed width of button labels
*/
x_btn = 0;
btn_container->front()->setXPos(x_btn);
for (i = 1; i < c_btns; i++){
x_btn += btn_container->getCCItem(i-1)->getWidth() + cch_offset;;
if (i < c_btns)
btn_container->getCCItem(i)->setXPos(x_btn);
}
}
}

2
src/gui/test_menu.cpp
View File

@@ -656,7 +656,7 @@ int CTestMenu::exec(CMenuTarget* parent, const std::string &actionKey)
footer->setIcon(NEUTRINO_ICON_INFO);
//add button labels with conventional button label struct
footer->setButtonLabels(TestButtons, TestButtonsCount, 0, footer->getWidth()/TestButtonsCount);
footer->setButtonLabels(TestButtons, TestButtonsCount, 1000, footer->getWidth()/TestButtonsCount);
//also possible: use directly button name and as 2nd parameter string or locale as text
// footer->setButtonLabel(NULL, "Test", 0, 250);