mirror of
https://github.com/hajimehoshi/ebiten.git
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106 lines
2.3 KiB
Go
106 lines
2.3 KiB
Go
// Copyright 2015 Hajime Hoshi
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ui
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import (
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"sync"
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)
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var currentInput = &input{}
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type Input interface {
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IsKeyPressed(key Key) bool
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IsMouseButtonPressed(button MouseButton) bool
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CursorPosition() (x, y int)
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GamepadAxis(id int, axis int) float64
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GamepadAxisNum(id int) int
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GamepadButtonNum(id int) int
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IsGamepadButtonPressed(id int, button GamepadButton) bool
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}
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type input struct {
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keyPressed [256]bool
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mouseButtonPressed [256]bool
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cursorX int
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cursorY int
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gamepads [16]gamePad
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m sync.RWMutex
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}
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type gamePad struct {
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axisNum int
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axes [16]float64
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buttonNum int
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buttonPressed [256]bool
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}
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func CurrentInput() Input {
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return currentInput
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}
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func (i *input) IsKeyPressed(key Key) bool {
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i.m.RLock()
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defer i.m.RUnlock()
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return i.keyPressed[key]
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}
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func (i *input) CursorPosition() (x, y int) {
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i.m.RLock()
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defer i.m.RUnlock()
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return i.cursorX, i.cursorY
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}
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func (i *input) IsMouseButtonPressed(button MouseButton) bool {
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i.m.RLock()
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defer i.m.RUnlock()
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return i.mouseButtonPressed[button]
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}
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func (i *input) GamepadAxisNum(id int) int {
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i.m.RLock()
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defer i.m.RUnlock()
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if len(i.gamepads) <= id {
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return 0
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}
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return i.gamepads[id].axisNum
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}
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func (i *input) GamepadAxis(id int, axis int) float64 {
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i.m.RLock()
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defer i.m.RUnlock()
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if len(i.gamepads) <= id {
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return 0
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}
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return i.gamepads[id].axes[axis]
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}
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func (i *input) GamepadButtonNum(id int) int {
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i.m.RLock()
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defer i.m.RUnlock()
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if len(i.gamepads) <= id {
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return 0
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}
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return i.gamepads[id].buttonNum
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}
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func (i *input) IsGamepadButtonPressed(id int, button GamepadButton) bool {
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i.m.RLock()
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defer i.m.RUnlock()
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if len(i.gamepads) <= id {
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return false
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}
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return i.gamepads[id].buttonPressed[button]
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}
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