mirror of
https://github.com/dborth/vbagx.git
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367 lines
8.5 KiB
C++
367 lines
8.5 KiB
C++
/****************************************************************************
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* libwiigui
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*
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* Tantric 2009
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*
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* gui_optionbrowser.cpp
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*
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* GUI class definitions
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***************************************************************************/
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#include "gui.h"
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/**
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* Constructor for the GuiOptionBrowser class.
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*/
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GuiOptionBrowser::GuiOptionBrowser(int w, int h, OptionList * l)
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{
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width = w;
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height = h;
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options = l;
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selectable = true;
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listOffset = this->FindMenuItem(-1, 1);
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listChanged = true; // trigger an initial list update
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selectedItem = 0;
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focus = 0; // allow focus
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trigA = new GuiTrigger;
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trigA->SetSimpleTrigger(-1, WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A, PAD_BUTTON_A, WIIDRC_BUTTON_A);
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trig2 = new GuiTrigger;
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trig2->SetSimpleTrigger(-1, WPAD_BUTTON_2, 0, 0);
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btnSoundOver = new GuiSound(button_over_pcm, button_over_pcm_size, SOUND_PCM);
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btnSoundClick = new GuiSound(button_click_pcm, button_click_pcm_size, SOUND_PCM);
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bgOptions = new GuiImageData(bg_options_png);
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bgOptionsImg = new GuiImage(bgOptions);
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bgOptionsImg->SetParent(this);
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bgOptionsImg->SetAlignment(ALIGN_LEFT, ALIGN_MIDDLE);
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bgOptionsEntry = new GuiImageData(bg_options_entry_png);
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scrollbar = new GuiImageData(scrollbar_png);
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scrollbarImg = new GuiImage(scrollbar);
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scrollbarImg->SetParent(this);
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scrollbarImg->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
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scrollbarImg->SetPosition(0, 30);
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arrowDown = new GuiImageData(scrollbar_arrowdown_png);
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arrowDownImg = new GuiImage(arrowDown);
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arrowDownOver = new GuiImageData(scrollbar_arrowdown_over_png);
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arrowDownOverImg = new GuiImage(arrowDownOver);
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arrowUp = new GuiImageData(scrollbar_arrowup_png);
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arrowUpImg = new GuiImage(arrowUp);
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arrowUpOver = new GuiImageData(scrollbar_arrowup_over_png);
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arrowUpOverImg = new GuiImage(arrowUpOver);
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arrowUpBtn = new GuiButton(arrowUpImg->GetWidth(), arrowUpImg->GetHeight());
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arrowUpBtn->SetParent(this);
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arrowUpBtn->SetImage(arrowUpImg);
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arrowUpBtn->SetImageOver(arrowUpOverImg);
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arrowUpBtn->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
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arrowUpBtn->SetSelectable(false);
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arrowUpBtn->SetTrigger(trigA);
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arrowUpBtn->SetSoundOver(btnSoundOver);
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arrowUpBtn->SetSoundClick(btnSoundClick);
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arrowDownBtn = new GuiButton(arrowDownImg->GetWidth(), arrowDownImg->GetHeight());
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arrowDownBtn->SetParent(this);
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arrowDownBtn->SetImage(arrowDownImg);
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arrowDownBtn->SetImageOver(arrowDownOverImg);
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arrowDownBtn->SetAlignment(ALIGN_RIGHT, ALIGN_BOTTOM);
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arrowDownBtn->SetSelectable(false);
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arrowDownBtn->SetTrigger(trigA);
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arrowDownBtn->SetSoundOver(btnSoundOver);
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arrowDownBtn->SetSoundClick(btnSoundClick);
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for(int i=0; i<PAGESIZE; i++)
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{
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optionTxt[i] = new GuiText(NULL, 20, (GXColor){0, 0, 0, 0xff});
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optionTxt[i]->SetAlignment(ALIGN_LEFT, ALIGN_MIDDLE);
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optionTxt[i]->SetPosition(8,0);
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optionVal[i] = new GuiText(NULL, 20, (GXColor){0, 0, 0, 0xff});
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optionVal[i]->SetAlignment(ALIGN_LEFT, ALIGN_MIDDLE);
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optionVal[i]->SetPosition(250,0);
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optionBg[i] = new GuiImage(bgOptionsEntry);
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optionBtn[i] = new GuiButton(512,30);
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optionBtn[i]->SetParent(this);
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optionBtn[i]->SetLabel(optionTxt[i], 0);
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optionBtn[i]->SetLabel(optionVal[i], 1);
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optionBtn[i]->SetImageOver(optionBg[i]);
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optionBtn[i]->SetPosition(0,30*i+3);
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optionBtn[i]->SetTrigger(trigA);
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optionBtn[i]->SetTrigger(trig2);
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optionBtn[i]->SetSoundClick(btnSoundClick);
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}
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}
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/**
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* Destructor for the GuiOptionBrowser class.
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*/
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GuiOptionBrowser::~GuiOptionBrowser()
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{
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delete arrowUpBtn;
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delete arrowDownBtn;
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delete bgOptionsImg;
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delete scrollbarImg;
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delete arrowDownImg;
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delete arrowDownOverImg;
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delete arrowUpImg;
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delete arrowUpOverImg;
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delete bgOptions;
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delete bgOptionsEntry;
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delete scrollbar;
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delete arrowDown;
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delete arrowDownOver;
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delete arrowUp;
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delete arrowUpOver;
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delete trigA;
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delete trig2;
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delete btnSoundOver;
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delete btnSoundClick;
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for(int i=0; i<PAGESIZE; i++)
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{
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delete optionTxt[i];
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delete optionVal[i];
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delete optionBg[i];
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delete optionBtn[i];
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}
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}
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void GuiOptionBrowser::SetCol1Position(int x)
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{
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for(int i=0; i<PAGESIZE; i++)
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optionTxt[i]->SetPosition(x,0);
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}
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void GuiOptionBrowser::SetCol2Position(int x)
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{
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for(int i=0; i<PAGESIZE; i++)
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optionVal[i]->SetPosition(x,0);
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}
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void GuiOptionBrowser::SetFocus(int f)
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{
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focus = f;
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for(int i=0; i<PAGESIZE; i++)
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optionBtn[i]->ResetState();
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if(f == 1)
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optionBtn[selectedItem]->SetState(STATE_SELECTED);
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}
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void GuiOptionBrowser::ResetState()
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{
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if(state != STATE_DISABLED)
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{
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state = STATE_DEFAULT;
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stateChan = -1;
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}
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for(int i=0; i<PAGESIZE; i++)
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{
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optionBtn[i]->ResetState();
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}
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}
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int GuiOptionBrowser::GetClickedOption()
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{
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int found = -1;
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for(int i=0; i<PAGESIZE; i++)
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{
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if(optionBtn[i]->GetState() == STATE_CLICKED)
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{
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optionBtn[i]->SetState(STATE_SELECTED);
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found = optionIndex[i];
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break;
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}
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}
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return found;
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}
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/****************************************************************************
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* FindMenuItem
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*
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* Help function to find the next visible menu item on the list
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***************************************************************************/
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int GuiOptionBrowser::FindMenuItem(int currentItem, int direction)
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{
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int nextItem = currentItem + direction;
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if(nextItem < 0 || nextItem >= options->length)
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return -1;
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if(strlen(options->name[nextItem]) > 0)
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return nextItem;
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else
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return FindMenuItem(nextItem, direction);
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}
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/**
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* Draw the button on screen
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*/
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void GuiOptionBrowser::Draw()
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{
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if(!this->IsVisible())
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return;
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bgOptionsImg->Draw();
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int next = listOffset;
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for(int i=0; i<PAGESIZE; ++i)
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{
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if(next >= 0)
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{
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optionBtn[i]->Draw();
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next = this->FindMenuItem(next, 1);
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}
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else
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break;
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}
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scrollbarImg->Draw();
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arrowUpBtn->Draw();
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arrowDownBtn->Draw();
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this->UpdateEffects();
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}
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void GuiOptionBrowser::TriggerUpdate()
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{
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listChanged = true;
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}
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void GuiOptionBrowser::ResetText()
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{
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int next = listOffset;
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for(int i=0; i<PAGESIZE; i++)
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{
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if(next >= 0)
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{
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optionBtn[i]->ResetText();
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next = this->FindMenuItem(next, 1);
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}
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else
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break;
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}
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}
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void GuiOptionBrowser::Update(GuiTrigger * t)
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{
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if(state == STATE_DISABLED || !t)
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return;
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int next, prev;
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arrowUpBtn->Update(t);
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arrowDownBtn->Update(t);
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next = listOffset;
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if(listChanged)
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{
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listChanged = false;
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for(int i=0; i<PAGESIZE; ++i)
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{
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if(next >= 0)
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{
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if(optionBtn[i]->GetState() == STATE_DISABLED)
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{
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optionBtn[i]->SetVisible(true);
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optionBtn[i]->SetState(STATE_DEFAULT);
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}
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optionTxt[i]->SetText(options->name[next]);
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optionVal[i]->SetText(options->value[next]);
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optionIndex[i] = next;
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next = this->FindMenuItem(next, 1);
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}
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else
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{
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optionBtn[i]->SetVisible(false);
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optionBtn[i]->SetState(STATE_DISABLED);
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}
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}
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}
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for(int i=0; i<PAGESIZE; ++i)
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{
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if(i != selectedItem && optionBtn[i]->GetState() == STATE_SELECTED)
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optionBtn[i]->ResetState();
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else if(focus && i == selectedItem && optionBtn[i]->GetState() == STATE_DEFAULT)
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optionBtn[selectedItem]->SetState(STATE_SELECTED, t->chan);
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int currChan = t->chan;
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if(t->wpad->ir.valid && !optionBtn[i]->IsInside(t->wpad->ir.x, t->wpad->ir.y))
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t->chan = -1;
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optionBtn[i]->Update(t);
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t->chan = currChan;
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if(optionBtn[i]->GetState() == STATE_SELECTED)
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selectedItem = i;
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}
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// pad/joystick navigation
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if(!focus)
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return; // skip navigation
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if(t->Down() || arrowDownBtn->GetState() == STATE_CLICKED)
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{
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next = this->FindMenuItem(optionIndex[selectedItem], 1);
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if(next >= 0)
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{
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if(selectedItem == PAGESIZE-1)
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{
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// move list down by 1
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listOffset = this->FindMenuItem(listOffset, 1);
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listChanged = true;
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}
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else if(optionBtn[selectedItem+1]->IsVisible())
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{
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optionBtn[selectedItem]->ResetState();
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optionBtn[selectedItem+1]->SetState(STATE_SELECTED, t->chan);
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++selectedItem;
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}
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}
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arrowDownBtn->ResetState();
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}
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else if(t->Up() || arrowUpBtn->GetState() == STATE_CLICKED)
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{
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prev = this->FindMenuItem(optionIndex[selectedItem], -1);
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if(prev >= 0)
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{
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if(selectedItem == 0)
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{
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// move list up by 1
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listOffset = prev;
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listChanged = true;
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}
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else
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{
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optionBtn[selectedItem]->ResetState();
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optionBtn[selectedItem-1]->SetState(STATE_SELECTED, t->chan);
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--selectedItem;
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}
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}
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arrowUpBtn->ResetState();
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}
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if(updateCB)
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updateCB(this);
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}
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