4e42229bdd
git-subtree-dir: external/gainput git-subtree-split: 2be0a50089eafcc6fccb66142180082e48f27f4c
72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
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#include <gainput/gainput.h>
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#include <gainput/gestures/GainputTapGesture.h>
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#ifdef GAINPUT_ENABLE_TAP_GESTURE
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#include <gainput/GainputInputDeltaState.h>
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#include <gainput/GainputHelpers.h>
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namespace gainput
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{
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TapGesture::TapGesture(InputManager& manager, DeviceId device, unsigned index, DeviceVariant /*variant*/) :
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InputGesture(manager, device, index),
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firstDownTime_(0)
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{
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actionButton_.buttonId = InvalidDeviceButtonId;
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state_ = manager_.GetAllocator().New<InputState>(manager.GetAllocator(), 1);
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GAINPUT_ASSERT(state_);
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previousState_ = manager_.GetAllocator().New<InputState>(manager.GetAllocator(), 1);
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GAINPUT_ASSERT(previousState_);
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}
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TapGesture::~TapGesture()
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{
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manager_.GetAllocator().Delete(state_);
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manager_.GetAllocator().Delete(previousState_);
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}
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void
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TapGesture::Initialize(DeviceId actionButtonDevice, DeviceButtonId actionButton, uint64_t timeSpan)
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{
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actionButton_.deviceId = actionButtonDevice;
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actionButton_.buttonId = actionButton;
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timeSpan_ = timeSpan;
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}
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void
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TapGesture::InternalUpdate(InputDeltaState* delta)
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{
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if (actionButton_.buttonId == InvalidDeviceButtonId)
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{
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return;
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}
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const InputDevice* actionDevice = manager_.GetDevice(actionButton_.deviceId);
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GAINPUT_ASSERT(actionDevice);
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HandleButton(*this, *state_, delta, TapTriggered, false);
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if (actionDevice->GetBool(actionButton_.buttonId))
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{
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if (firstDownTime_ == 0)
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{
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firstDownTime_ = manager_.GetTime();
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}
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}
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else
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{
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if (firstDownTime_ > 0 && firstDownTime_ + timeSpan_ >= manager_.GetTime())
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{
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HandleButton(*this, *state_, delta, TapTriggered, true);
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}
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firstDownTime_ = 0;
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}
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}
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}
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#endif
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