Anna Rose Wiggins
8d2b15a7c8
Reviewed-on: #17 Co-authored-by: Anna Rose Wiggins <annabunches@gmail.com> Co-committed-by: Anna Rose Wiggins <annabunches@gmail.com>
45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
package mappingrules
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import (
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"git.annabunches.net/annabunches/joyful/internal/configparser"
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"github.com/holoplot/go-evdev"
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)
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// A Simple Mapping Rule can map a button to a button or an axis to an axis.
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type MappingRuleAxis struct {
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MappingRuleBase
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Input *RuleTargetAxis
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Output *RuleTargetAxis
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}
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func NewMappingRuleAxis(ruleConfig configparser.RuleConfigAxis,
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pDevs map[string]Device,
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vDevs map[string]Device,
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base MappingRuleBase) (*MappingRuleAxis, error) {
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input, err := NewRuleTargetAxisFromConfig(ruleConfig.Input, pDevs)
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if err != nil {
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return nil, err
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}
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output, err := NewRuleTargetAxisFromConfig(ruleConfig.Output, vDevs)
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if err != nil {
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return nil, err
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}
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return &MappingRuleAxis{
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MappingRuleBase: base,
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Input: input,
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Output: output,
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}, nil
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}
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func (rule *MappingRuleAxis) MatchEvent(device Device, event *evdev.InputEvent, mode *string) (*evdev.InputDevice, *evdev.InputEvent) {
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if !rule.MappingRuleBase.modeCheck(mode) ||
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!rule.Input.MatchEvent(device, event) {
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return nil, nil
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}
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// The cast here is safe because the interface is only ever different for unit tests
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return rule.Output.Device.(*evdev.InputDevice), rule.Output.CreateEvent(rule.Input.NormalizeValue(event.Value), mode)
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}
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