105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
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#ifndef STAR_PANE_MANAGER_HPP
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#define STAR_PANE_MANAGER_HPP
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#include "StarPane.hpp"
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#include "StarOrderedMap.hpp"
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namespace Star {
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STAR_CLASS(PaneManager);
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enum class PaneLayer {
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// A special class of window only meant to be used by PaneManager to display
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// tooltips given by Pane::createTooltip
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Tooltip,
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// A special class of window that is displayed above all other windows and
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// turns off input to other windows and the hud until it is dismissed.
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ModalWindow,
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// Window layer for regular windows that are regularly displayed and
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// dismissed and dragged around.
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Window,
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// The bottom GUI layer, for persistent hud elements that are always or almost
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// always shown. Not key dismissable.
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Hud,
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// Layer for interface elements which are logically part of the world but
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// handled by GUI panes (such as wires)
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World
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};
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// This class handles a set of panes to be drawn as a collective windowing
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// interface. It is a set of panes on separate distinct layers, where each
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// layer contains a z-ordered list of panes to display.
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class PaneManager {
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public:
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typedef function<void(PanePtr const&)> DismissCallback;
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PaneManager();
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// Display a pane on any given layer. The pane lifetime in this class is
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// only during display, once dismissed, the pane is forgotten completely.
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void displayPane(PaneLayer paneLayer, PanePtr const& pane, DismissCallback onDismiss = {});
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bool isDisplayed(PanePtr const& pane) const;
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// Dismiss a given displayed pane. Pane must already be displayed.
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void dismissPane(PanePtr const& pane);
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// Dismisses all panes in the given layers.
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void dismissAllPanes(Set<PaneLayer> const& paneLayers);
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void dismissAllPanes();
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PanePtr topPane(Set<PaneLayer> const& paneLayers) const;
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PanePtr topPane() const;
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// Brign an already displayed pane to the top of its layer.
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void bringToTop(PanePtr const& pane);
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// Position a pane adjacent to an anchor pane in a direction where
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// it will fit on the screen
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void bringPaneAdjacent(PanePtr const& anchor, PanePtr const& adjacent, int gap);
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PanePtr getPaneAt(Set<PaneLayer> const& paneLayers, Vec2I const& position) const;
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PanePtr getPaneAt(Vec2I const& position) const;
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void setBackgroundWidget(WidgetPtr bg);
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// Returns the pane that has captured the keyboard, if any.
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PanePtr keyboardCapturedPane() const;
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// Returns true if the current pane that has captured the keyboard is
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// accepting text input.
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bool keyboardCapturedForTextInput() const;
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bool sendInputEvent(InputEvent const& event);
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void render();
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void update();
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private:
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Vec2I windowSize() const;
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Vec2I calculatePaneOffset(PanePtr const& pane) const;
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Vec2I calculateNewInterfacePosition(PanePtr const& pane, float interfaceScaleRatio) const;
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bool dismiss(PanePtr const& pane);
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GuiContext* m_context;
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int m_prevInterfaceScale;
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// Map of each pane layer, where the 0th pane is the topmost pane in each layer.
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Map<PaneLayer, OrderedMap<PanePtr, DismissCallback>> m_displayedPanes;
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WidgetPtr m_backgroundWidget;
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float m_tooltipMouseoverTime;
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float m_tooltipMouseoverRadius;
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Vec2I m_tooltipMouseOffset;
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float m_tooltipShowTimer;
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Vec2I m_tooltipLastMousePos;
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Vec2I m_tooltipInitialPosition;
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PanePtr m_activeTooltip;
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PanePtr m_tooltipParentPane;
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};
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}
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#endif
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