turanszkij
162 lines
3.1 KiB
C++
162 lines
3.1 KiB
C++
#include "wiGUI.h"
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#include "wiWidget.h"
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#include "wiHashString.h"
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#include "wiRenderer.h"
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#include "wiInputManager.h"
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using namespace std;
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wiGUI::wiGUI(GRAPHICSTHREAD threadID) :threadID(threadID), activeWidget(nullptr), focus(false), visible(true), pointerpos(XMFLOAT2(0,0))
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{
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dirty = true;
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scale_local.x = (float)wiRenderer::GetDevice()->GetScreenWidth();
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scale_local.y = (float)wiRenderer::GetDevice()->GetScreenHeight();
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UpdateTransform();
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}
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wiGUI::~wiGUI()
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{
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}
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void wiGUI::Update(float dt)
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{
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if (!visible)
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{
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return;
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}
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if (wiRenderer::GetDevice()->ResolutionChanged())
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{
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dirty = true;
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scale_local.x = (float)wiRenderer::GetDevice()->GetScreenWidth();
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scale_local.y = (float)wiRenderer::GetDevice()->GetScreenHeight();
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UpdateTransform();
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}
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XMFLOAT4 _p = wiInputManager::GetInstance()->getpointer();
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pointerpos.x = _p.x;
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pointerpos.y = _p.y;
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if (activeWidget != nullptr)
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{
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if (!activeWidget->IsEnabled() || !activeWidget->IsVisible())
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{
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// deactivate active widget if it became invisible or disabled
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DeactivateWidget(activeWidget);
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}
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}
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focus = false;
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for (list<wiWidget*>::reverse_iterator it = widgets.rbegin(); it != widgets.rend(); ++it)
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{
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if ((*it)->parent == this)
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{
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// the contained child widgets will be updated by the containers
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(*it)->Update(this, dt);
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}
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if ((*it)->IsEnabled() && (*it)->IsVisible() && (*it)->GetState() > wiWidget::WIDGETSTATE::IDLE)
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{
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focus = true;
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}
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}
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}
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void wiGUI::Render()
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{
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if (!visible)
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{
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return;
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}
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wiRenderer::GetDevice()->EventBegin("GUI", GetGraphicsThread());
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for (auto&x : widgets)
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{
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if (x->parent == this && x != activeWidget)
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{
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// the contained child widgets will be rendered by the containers
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x->Render(this);
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}
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}
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if (activeWidget != nullptr)
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{
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// render the active widget on top of everything
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activeWidget->Render(this);
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}
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for (auto&x : widgets)
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{
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x->RenderTooltip(this);
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}
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ResetScissor();
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wiRenderer::GetDevice()->EventEnd(GetGraphicsThread());
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}
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void wiGUI::ResetScissor()
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{
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wiGraphicsTypes::Rect scissor[1];
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scissor[0].bottom = (LONG)(wiRenderer::GetDevice()->GetScreenHeight());
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scissor[0].left = (LONG)(0);
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scissor[0].right = (LONG)(wiRenderer::GetDevice()->GetScreenWidth());
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scissor[0].top = (LONG)(0);
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wiRenderer::GetDevice()->BindScissorRects(1, scissor, GetGraphicsThread());
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}
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void wiGUI::AddWidget(wiWidget* widget)
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{
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widget->AttachTo(this);
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widgets.push_back(widget);
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}
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void wiGUI::RemoveWidget(wiWidget* widget)
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{
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widget->Detach();
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widgets.remove(widget);
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}
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wiWidget* wiGUI::GetWidget(const wiHashString& name)
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{
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for (auto& x : widgets)
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{
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if (x->GetName() == name)
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{
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return x;
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}
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}
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return nullptr;
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}
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void wiGUI::ActivateWidget(wiWidget* widget)
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{
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activeWidget = widget;
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activeWidget->Activate();
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}
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void wiGUI::DeactivateWidget(wiWidget* widget)
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{
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widget->Deactivate();
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if (activeWidget == widget)
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{
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activeWidget = nullptr;
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}
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}
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wiWidget* wiGUI::GetActiveWidget()
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{
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return activeWidget;
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}
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bool wiGUI::IsWidgetDisabled(wiWidget* widget)
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{
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return (activeWidget != nullptr && activeWidget != widget);
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}
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bool wiGUI::HasFocus()
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{
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if (!visible)
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{
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return false;
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}
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return focus;
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}
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