78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
#ifndef MBGL_MAP_TRANSFORM
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#define MBGL_MAP_TRANSFORM
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#include <mbgl/map/transform_state.hpp>
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#include <mbgl/util/chrono.hpp>
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#include <mbgl/map/update.hpp>
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#include <mbgl/util/geo.hpp>
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#include <mbgl/util/noncopyable.hpp>
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#include <cstdint>
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#include <cmath>
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#include <functional>
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namespace mbgl {
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class View;
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class Transform : private util::noncopyable {
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public:
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Transform(View&);
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// Map view
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bool resize(std::array<uint16_t, 2> size);
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// Position
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void moveBy(double dx, double dy, Duration = Duration::zero());
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void setLatLng(LatLng latLng, Duration = Duration::zero());
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void setLatLngZoom(LatLng latLng, double zoom, Duration = Duration::zero());
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inline const LatLng getLatLng() const { return state.getLatLng(); }
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// Zoom
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void scaleBy(double ds, double cx = -1, double cy = -1, Duration = Duration::zero());
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void setScale(double scale, double cx = -1, double cy = -1, Duration = Duration::zero());
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void setZoom(double zoom, Duration = Duration::zero());
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double getZoom() const;
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double getScale() const;
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// Angle
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void rotateBy(double sx, double sy, double ex, double ey, Duration = Duration::zero());
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void setAngle(double angle, Duration = Duration::zero());
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void setAngle(double angle, double cx, double cy);
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double getAngle() const;
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// Transitions
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bool needsTransition() const;
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UpdateType updateTransitions(TimePoint now);
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void cancelTransitions();
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// Gesture
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void setGestureInProgress(bool);
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// Transform state
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const TransformState getState() const { return state; }
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private:
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void _moveBy(double dx, double dy, Duration = Duration::zero());
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void _setScale(double scale, double cx, double cy, Duration = Duration::zero());
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void _setScaleXY(double new_scale, double xn, double yn, Duration = Duration::zero());
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void _setAngle(double angle, Duration = Duration::zero());
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View &view;
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TransformState state;
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void startTransition(std::function<Update(double)> frame,
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std::function<void()> finish,
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Duration);
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TimePoint transitionStart;
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Duration transitionDuration;
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std::function<Update(TimePoint)> transitionFrameFn;
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std::function<void()> transitionFinishFn;
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};
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}
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#endif
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