526 lines
14 KiB
C
526 lines
14 KiB
C
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#include "recmenu.h"
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// --- cRecMenu -------------------------------------------------------------
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cRecMenu::cRecMenu(void) {
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border = 10;
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height = 2*border;
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headerHeight = 0;
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footerHeight = 0;
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scrollHeight = 0;
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scrollItemHeight = 0;
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scrollable = false;
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scrollbarWidth = 3 * border;
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pixmapScrollBar = NULL;
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imgScrollBar = NULL;
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startIndex = 0;
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stopIndex = 0;
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numItems = 0;
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header = NULL;
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footer = NULL;
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}
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cRecMenu::~cRecMenu(void) {
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if (header)
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delete header;
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menuItems.Clear();
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if (footer)
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delete footer;
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if (pixmapScrollBar)
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osdManager.releasePixmap(pixmapScrollBar);
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if (imgScrollBar)
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delete imgScrollBar;
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}
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void cRecMenu::SetWidthPercent(int percentOSDWidth) {
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width = tvguideConfig.osdWidth * percentOSDWidth / 100;
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x = (tvguideConfig.osdWidth - width) / 2;
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}
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void cRecMenu::SetWidthPixel(int pixel) {
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width = pixel;
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x = (tvguideConfig.osdWidth - width) / 2;
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}
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int cRecMenu::CalculateOptimalWidth(void) {
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int optWidth = 0;
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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int itemWidth = item->GetWidth();
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if (itemWidth > optWidth)
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optWidth = itemWidth;
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}
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return optWidth;
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}
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void cRecMenu::AddMenuItem(cRecMenuItem *item, cRecMenuItem *before) {
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if (!before)
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menuItems.Add(item);
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else
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menuItems.Ins(item, before);
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}
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void cRecMenu::AddMenuItemScroll(cRecMenuItem *item) {
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scrollHeight += item->GetHeight();
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stopIndex++;
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numItems++;
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if (scrollItemHeight == 0)
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scrollItemHeight = item->GetHeight();
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menuItems.Add(item);
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}
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bool cRecMenu::CheckHeight(void) {
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int nextHeight = headerHeight + footerHeight + scrollHeight + 2*border + 150;
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if (nextHeight > tvguideConfig.osdHeight) {
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scrollable = true;
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return false;
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}
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return true;
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}
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void cRecMenu::CalculateHeight(void) {
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height = 2*border;
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if (header)
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height += headerHeight;
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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height += item->GetHeight();
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}
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if (footer)
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height += footerHeight;
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y = (tvguideConfig.osdHeight - height) / 2;
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if (scrollable) {
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width += scrollbarWidth + border;
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}
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}
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void cRecMenu::CreatePixmap(void) {
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pixmap = osdManager.requestPixmap(3, cRect(x, y, width, height));
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if (scrollable) {
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int scrollBarX = x + width - scrollbarWidth - border;
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int scrollBarY = y + border + headerHeight;
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int scrollBarHeight = height - headerHeight - footerHeight - 2 * border;
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pixmapScrollBar = osdManager.requestPixmap(4, cRect(scrollBarX, scrollBarY, scrollbarWidth, scrollBarHeight));
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}
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}
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void cRecMenu::SetFooter(cRecMenuItem *footer) {
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this->footer = footer;
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footerHeight = footer->GetHeight();
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height += footerHeight;
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}
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void cRecMenu::SetHeader(cRecMenuItem *header) {
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this->header = header;
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headerHeight = header->GetHeight();
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height += headerHeight;
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}
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cRecMenuItem *cRecMenu::GetActiveMenuItem(void) {
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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if (item->isActive())
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return item;
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}
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if (footer && footer->isActive())
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return footer;
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return NULL;
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}
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int cRecMenu::GetActive(bool withOffset) {
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int numActive = withOffset?startIndex:0;
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int i = 0;
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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if (item->isActive()) {
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numActive += i;
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break;
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}
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i++;
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}
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return numActive;
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}
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bool cRecMenu::ActivatePrev(void) {
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cRecMenuItem *activeItem = GetActiveMenuItem();
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if (!scrollable && footer && footer->isActive()) {
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Activate(footer, menuItems.Last());
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return true;
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} else if (activeItem) {
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cRecMenuItem *prev = NULL;
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for (cRecMenuItem *item = menuItems.Prev(activeItem); item; item = menuItems.Prev(item)) {
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if (item->isSelectable()) {
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prev = item;
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break;
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}
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}
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if (prev) {
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Activate(activeItem , prev);
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return true;
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}
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}
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return false;
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}
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bool cRecMenu::ActivateNext(void) {
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cRecMenuItem *activeItem = GetActiveMenuItem();
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if (activeItem) {
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cRecMenuItem *next = NULL;
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for (cRecMenuItem *item = menuItems.Next(activeItem); item; item = menuItems.Next(item)) {
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if (item->isSelectable()) {
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next = item;
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break;
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}
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}
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if (next) {
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Activate(activeItem , next);
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return true;
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} else if (!scrollable && footer && footer->isSelectable()) {
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Activate(activeItem , footer);
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return true;
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}
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}
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return false;
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}
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void cRecMenu::Activate(cRecMenuItem *itemOld, cRecMenuItem *item) {
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itemOld->setInactive();
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itemOld->setBackground();
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itemOld->Draw();
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item->setActive();
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item->setBackground();
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item->Draw();
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}
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void cRecMenu::ScrollUp(void) {
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if (footer && footer->isActive()) {
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Activate(footer, menuItems.Last());
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} else {
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//get perv x items
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int numNewItems = numItems / 2;
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int numAdded = 0;
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cRecMenuItem *newItem = NULL;
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while (newItem = GetMenuItem(startIndex-1)) {
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AddMenuItem(newItem, menuItems.First());
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menuItems.Del(menuItems.Last(), true);
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stopIndex--;
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startIndex--;
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numAdded++;
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if (numAdded >= numNewItems)
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break;
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}
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if (numAdded != 0) {
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Arrange(true);
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Display(true);
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ActivatePrev();
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}
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}
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}
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void cRecMenu::ScrollDown(void) {
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//get next x items
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int numNewItems = numItems / 2;
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int numAdded = 0;
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cRecMenuItem *newItem = NULL;
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while (newItem = GetMenuItem(stopIndex)) {
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menuItems.Add(newItem);
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menuItems.Del(menuItems.First(), true);
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stopIndex++;
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startIndex++;
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numAdded++;
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if (numAdded >= numNewItems)
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break;
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}
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if (numAdded != 0) {
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Arrange(true);
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Display(true);
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ActivateNext();
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} else {
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//last item reached, activate footer
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if (footer) {
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cRecMenuItem *activeItem = GetActiveMenuItem();
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Activate(activeItem , footer);
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}
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}
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}
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void cRecMenu::JumpBegin(void) {
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cRecMenuItem *activeItem = GetActiveMenuItem();
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if (!scrollable) {
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cRecMenuItem *firstSelectable= NULL;
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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if (item->isSelectable()) {
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firstSelectable = item;
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break;
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}
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}
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if (activeItem && firstSelectable) {
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Activate(activeItem , firstSelectable);
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}
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} else {
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activeItem->setInactive();
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activeItem->setBackground();
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if (footer)
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footer->Draw();
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menuItems.Clear();
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int currentItem = 0;
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cRecMenuItem *newItem = NULL;
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while (newItem = GetMenuItem(currentItem)) {
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AddMenuItem(newItem);
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currentItem++;
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if (currentItem >= numItems)
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break;
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}
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Arrange(true);
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startIndex = 0;
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stopIndex = numItems-1;
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menuItems.First()->setActive();
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menuItems.First()->setBackground();
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menuItems.First()->Draw();
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Display(true);
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}
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}
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void cRecMenu::JumpEnd(void) {
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cRecMenuItem *activeItem = GetActiveMenuItem();
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if (!activeItem)
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return;
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if (!scrollable) {
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cRecMenuItem *lastSelectable= NULL;
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if (footer && footer->isSelectable()) {
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lastSelectable = footer;
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} else {
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for (cRecMenuItem *item = menuItems.Last(); item; item = menuItems.Prev(item)) {
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if (item->isSelectable()) {
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lastSelectable = item;
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break;
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}
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}
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}
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if (lastSelectable) {
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Activate(activeItem , lastSelectable);
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}
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} else {
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activeItem->setInactive();
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activeItem->setBackground();
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menuItems.Clear();
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int totalNumItems = GetTotalNumMenuItems();
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int currentItem = totalNumItems-1;
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int itemsAdded = 0;
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cRecMenuItem *newItem = NULL;
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while (newItem = GetMenuItem(currentItem)) {
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AddMenuItem(newItem, menuItems.First());
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currentItem--;
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itemsAdded++;
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if (itemsAdded >= numItems)
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break;
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}
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Arrange(true);
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stopIndex = totalNumItems;
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startIndex = stopIndex - numItems;
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if (footer) {
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footer->setActive();
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footer->setBackground();
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footer->Draw();
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} else {
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menuItems.Last()->setActive();
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menuItems.Last()->setBackground();
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menuItems.Last()->Draw();
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}
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Display(true);
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}
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}
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void cRecMenu::Arrange(bool scroll) {
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int xElement = x + border;
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int yElement = y + border;
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int widthElement = width - 2 * border;
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if (scrollable)
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widthElement -= scrollbarWidth + border;
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if (header) {
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if (!scroll) {
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header->SetGeometry(xElement, yElement, widthElement);
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header->SetPixmaps();
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}
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yElement += header->GetHeight();
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}
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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item->SetGeometry(xElement, yElement, widthElement);
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item->SetPixmaps();
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yElement += item->GetHeight();
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}
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if (footer && !scroll) {
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footer->SetGeometry(xElement, yElement, widthElement);
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footer->SetPixmaps();
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}
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}
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void cRecMenu::Display(bool scroll) {
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pixmap->Fill(theme.Color(clrBackground));
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drawBorder();
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if (header && !scroll) {
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header->setBackground();
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header->Draw();
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}
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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item->setBackground();
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item->Draw();
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}
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if (footer && !scroll) {
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footer->setBackground();
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footer->Draw();
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}
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if (scrollable)
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DrawScrollBar();
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}
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void cRecMenu::Hide(void) {
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pixmap->SetLayer(-1);
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if (pixmapScrollBar)
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pixmapScrollBar->SetLayer(-1);
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if (header)
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header->Hide();
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if (footer)
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footer->Hide();
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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item->Hide();
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}
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}
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void cRecMenu::Show(void) {
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pixmap->SetLayer(3);
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if (pixmapScrollBar)
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pixmapScrollBar->SetLayer(3);
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if (header)
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header->Show();
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if (footer)
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footer->Show();
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for (cRecMenuItem *item = menuItems.First(); item; item = menuItems.Next(item)) {
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item->Show();
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}
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}
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void cRecMenu::DrawScrollBar(void) {
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pixmapScrollBar->Fill(theme.Color(clrBorder));
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pixmapScrollBar->DrawRectangle(cRect(2,2,pixmapScrollBar->ViewPort().Width()-4, pixmapScrollBar->ViewPort().Height() - 4), theme.Color(clrBackground));
|
||
|
|
|
||
|
|
int totalNumItems = GetTotalNumMenuItems();
|
||
|
|
if (imgScrollBar == NULL) {
|
||
|
|
int scrollBarImgHeight = (pixmapScrollBar->ViewPort().Height() - 8) * numItems / totalNumItems;
|
||
|
|
imgScrollBar = createScrollbar(pixmapScrollBar->ViewPort().Width()-8, scrollBarImgHeight, theme.Color(clrHighlight), theme.Color(clrHighlightBlending));
|
||
|
|
}
|
||
|
|
int offset = (pixmapScrollBar->ViewPort().Height() - 8) * startIndex / totalNumItems;
|
||
|
|
pixmapScrollBar->DrawImage(cPoint(4, 2 + offset), *imgScrollBar);
|
||
|
|
}
|
||
|
|
|
||
|
|
int cRecMenu::GetIntValue(int itemNumber) {
|
||
|
|
cRecMenuItem *item = NULL;
|
||
|
|
item = menuItems.Get(itemNumber);
|
||
|
|
if (item) {
|
||
|
|
return item->GetIntValue();
|
||
|
|
}
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
time_t cRecMenu::GetTimeValue(int itemNumber) {
|
||
|
|
cRecMenuItem *item = NULL;
|
||
|
|
item = menuItems.Get(itemNumber);
|
||
|
|
if (item) {
|
||
|
|
return item->GetTimeValue();
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool cRecMenu::GetBoolValue(int itemNumber) {
|
||
|
|
cRecMenuItem *item = NULL;
|
||
|
|
item = menuItems.Get(itemNumber);
|
||
|
|
if (item) {
|
||
|
|
return item->GetBoolValue();
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
cString cRecMenu::GetStringValue(int itemNumber) {
|
||
|
|
cRecMenuItem *item = NULL;
|
||
|
|
item = menuItems.Get(itemNumber);
|
||
|
|
if (item) {
|
||
|
|
return item->GetStringValue();
|
||
|
|
}
|
||
|
|
return cString("");
|
||
|
|
}
|
||
|
|
|
||
|
|
const cEvent *cRecMenu::GetEventValue(int itemNumber) {
|
||
|
|
cRecMenuItem *item = NULL;
|
||
|
|
item = menuItems.Get(itemNumber);
|
||
|
|
if (item) {
|
||
|
|
return item->GetEventValue();
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
eRecMenuState cRecMenu::ProcessKey(eKeys Key) {
|
||
|
|
cRecMenuItem *activeItem = GetActiveMenuItem();
|
||
|
|
eRecMenuState state = rmsContinue;
|
||
|
|
if (!activeItem)
|
||
|
|
return state;
|
||
|
|
|
||
|
|
state = activeItem->ProcessKey(Key);
|
||
|
|
if (state == rmsRefresh) {
|
||
|
|
CreateMenuItems();
|
||
|
|
Display();
|
||
|
|
} else if (state == rmsNotConsumed) {
|
||
|
|
switch (Key & ~k_Repeat) {
|
||
|
|
case kUp:
|
||
|
|
if (!ActivatePrev() && scrollable)
|
||
|
|
ScrollUp();
|
||
|
|
state = rmsConsumed;
|
||
|
|
break;
|
||
|
|
case kDown:
|
||
|
|
if (!ActivateNext() && scrollable)
|
||
|
|
ScrollDown();
|
||
|
|
state = rmsConsumed;
|
||
|
|
break;
|
||
|
|
case kLeft:
|
||
|
|
JumpBegin();
|
||
|
|
state = rmsConsumed;
|
||
|
|
break;
|
||
|
|
case kRight:
|
||
|
|
JumpEnd();
|
||
|
|
state = rmsConsumed;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return state;
|
||
|
|
}
|
||
|
|
|
||
|
|
cImage *cRecMenu::createScrollbar(int width, int height, tColor clrBgr, tColor clrBlend) {
|
||
|
|
cImage *image = new cImage(cSize(width, height));
|
||
|
|
image->Fill(clrBgr);
|
||
|
|
if (tvguideConfig.useBlending) {
|
||
|
|
int numSteps = 64;
|
||
|
|
int alphaStep = 0x03;
|
||
|
|
if (height < 30)
|
||
|
|
return image;
|
||
|
|
else if (height < 100) {
|
||
|
|
numSteps = 32;
|
||
|
|
alphaStep = 0x06;
|
||
|
|
}
|
||
|
|
int stepY = 0.5*height / numSteps;
|
||
|
|
if (stepY == 0)
|
||
|
|
stepY = 1;
|
||
|
|
int alpha = 0x40;
|
||
|
|
tColor clr;
|
||
|
|
for (int i = 0; i<numSteps; i++) {
|
||
|
|
clr = AlphaBlend(clrBgr, clrBlend, alpha);
|
||
|
|
for (int y = i*stepY; y < (i+1)*stepY; y++) {
|
||
|
|
for (int x=0; x<width; x++) {
|
||
|
|
image->SetPixel(cPoint(x,y), clr);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
alpha += alphaStep;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return image;
|
||
|
|
}
|