mirror of
https://github.com/juce-framework/JUCE.git
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102 lines
4.1 KiB
C++
102 lines
4.1 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE 7 technical preview.
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Copyright (c) 2022 - Raw Material Software Limited
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You may use this code under the terms of the GPL v3
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(see www.gnu.org/licenses).
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For the technical preview this file cannot be licensed commercially.
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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#ifndef DOXYGEN
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class PointerState
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{
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auto tie() const noexcept
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{
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return std::tie (position, pressure, orientation, rotation, tiltX, tiltY);
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}
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public:
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PointerState() = default;
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bool operator== (const PointerState& other) const noexcept { return tie() == other.tie(); }
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bool operator!= (const PointerState& other) const noexcept { return tie() != other.tie(); }
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JUCE_NODISCARD PointerState withPositionOffset (Point<float> x) const noexcept { return with (&PointerState::position, position + x); }
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JUCE_NODISCARD PointerState withPosition (Point<float> x) const noexcept { return with (&PointerState::position, x); }
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JUCE_NODISCARD PointerState withPressure (float x) const noexcept { return with (&PointerState::pressure, x); }
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JUCE_NODISCARD PointerState withOrientation (float x) const noexcept { return with (&PointerState::orientation, x); }
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JUCE_NODISCARD PointerState withRotation (float x) const noexcept { return with (&PointerState::rotation, x); }
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JUCE_NODISCARD PointerState withTiltX (float x) const noexcept { return with (&PointerState::tiltX, x); }
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JUCE_NODISCARD PointerState withTiltY (float x) const noexcept { return with (&PointerState::tiltY, x); }
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Point<float> position;
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float pressure = MouseInputSource::defaultPressure;
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float orientation = MouseInputSource::defaultOrientation;
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float rotation = MouseInputSource::defaultRotation;
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float tiltX = MouseInputSource::defaultTiltX;
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float tiltY = MouseInputSource::defaultTiltY;
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bool isPressureValid() const noexcept { return 0.0f <= pressure && pressure <= 1.0f; }
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bool isOrientationValid() const noexcept { return 0.0f <= orientation && orientation <= MathConstants<float>::twoPi; }
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bool isRotationValid() const noexcept { return 0.0f <= rotation && rotation <= MathConstants<float>::twoPi; }
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bool isTiltValid (bool isX) const noexcept
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{
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return isX ? (-1.0f <= tiltX && tiltX <= 1.0f)
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: (-1.0f <= tiltY && tiltY <= 1.0f);
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}
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private:
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template <typename Value>
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PointerState with (Value PointerState::* member, Value item) const
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{
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auto copy = *this;
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copy.*member = std::move (item);
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return copy;
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}
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};
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inline auto makeMouseEvent (MouseInputSource source,
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const PointerState& ps,
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ModifierKeys modifiers,
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Component* eventComponent,
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Component* originator,
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Time eventTime,
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Point<float> mouseDownPos,
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Time mouseDownTime,
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int numberOfClicks,
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bool mouseWasDragged)
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{
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return MouseEvent (source,
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ps.position,
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modifiers,
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ps.pressure,
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ps.orientation,
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ps.rotation,
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ps.tiltX,
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ps.tiltY,
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eventComponent,
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originator,
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eventTime,
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mouseDownPos,
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mouseDownTime,
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numberOfClicks,
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mouseWasDragged);
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}
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#endif
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} // namespace juce
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