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feat: add scrolling waveform in QML using scenegraph
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,238 @@ | ||
| import "." as Skin | ||
| import Mixxx 1.0 as Mixxx | ||
| import Mixxx.Controls 1.0 as MixxxControls | ||
| import QtQuick 2.12 | ||
| import "Theme" | ||
|
|
||
| Item { | ||
| id: root | ||
|
|
||
| required property string group | ||
|
|
||
| enum MouseStatus { | ||
| Normal, | ||
| Bending, | ||
| Scratching | ||
| } | ||
|
|
||
| MixxxControls.WaveformDisplay { | ||
| anchors.fill: parent | ||
| group: root.group | ||
| zoom: zoomControl.value | ||
| backgroundColor: "#5e000000" | ||
|
|
||
| Mixxx.WaveformRendererEndOfTrack { | ||
| color: '#ff8872' | ||
| } | ||
|
|
||
| Mixxx.WaveformRendererPreroll { | ||
| color: '#ff8872' | ||
| } | ||
|
|
||
| Mixxx.WaveformRendererMarkRange { | ||
| // <!-- Loop --> | ||
| Mixxx.WaveformMarkRange { | ||
| startControl: "loop_start_position" | ||
| endControl: "loop_end_position" | ||
| enabledControl: "loop_enabled" | ||
| color: '#00b400' | ||
| opacity: 0.7 | ||
| disabledColor: '#FFFFFF' | ||
| disabledOpacity: 0.6 | ||
| } | ||
| // <!-- Intro --> | ||
| Mixxx.WaveformMarkRange { | ||
| startControl: "intro_start_position" | ||
| endControl: "intro_end_position" | ||
| color: '#2c5c9a' | ||
| opacity: 0.6 | ||
| durationTextColor: '#ffffff' | ||
| durationTextLocation: 'after' | ||
| } | ||
| // <!-- Outro --> | ||
| Mixxx.WaveformMarkRange { | ||
| startControl: "outro_start_position" | ||
| endControl: "outro_end_position" | ||
| color: '#2c5c9a' | ||
| opacity: 0.6 | ||
| durationTextColor: '#ffffff' | ||
| durationTextLocation: 'before' | ||
| } | ||
| } | ||
|
|
||
| Mixxx.WaveformRendererRGB { | ||
| axesColor: '#a1a1a1a1' | ||
| lowColor: '#ff2154d7' | ||
| midColor: '#cfb26606' | ||
| highColor: '#e5029c5c' | ||
| } | ||
|
|
||
| Mixxx.WaveformRendererStem { } | ||
|
|
||
| Mixxx.WaveformRendererBeat { | ||
| color: '#a1a1a1a1' | ||
| } | ||
|
|
||
| Mixxx.WaveformRendererMark { | ||
| playMarkerColor: 'cyan' | ||
| playMarkerBackground: 'orange' | ||
| defaultMark: Mixxx.WaveformMark { | ||
| align: "bottom|right" | ||
| color: "#00d9ff" | ||
| textColor: "#1a1a1a" | ||
| text: " %1 " | ||
| } | ||
|
|
||
| untilMark.showTime: true | ||
| untilMark.showBeats: true | ||
| untilMark.align: Mixxx.WaveformUntilMark.AlignBottom | ||
| untilMark.textSize: 11 | ||
|
|
||
| Mixxx.WaveformMark { | ||
| control: "cue_point" | ||
| text: 'CUE' | ||
| align: 'top|right' | ||
| color: 'red' | ||
| textColor: '#1a1a1a' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "loop_start_position" | ||
| text: '↻' | ||
| align: 'top|left' | ||
| color: 'green' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "loop_end_position" | ||
| align: 'bottom|right' | ||
| color: 'green' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "intro_start_position" | ||
| align: 'top|right' | ||
| color: 'blue' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "intro_end_position" | ||
| text: '◢' | ||
| align: 'top|left' | ||
| color: 'blue' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "outro_start_position" | ||
| text: '◣' | ||
| align: 'top|right' | ||
| color: 'blue' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| Mixxx.WaveformMark { | ||
| control: "outro_end_position" | ||
| align: 'top|left' | ||
| color: 'blue' | ||
| textColor: '#FFFFFF' | ||
| } | ||
| } | ||
| } | ||
|
|
||
| Mixxx.ControlProxy { | ||
| id: scratchPositionEnableControl | ||
|
|
||
| group: root.group | ||
| key: "scratch_position_enable" | ||
| } | ||
|
|
||
| Mixxx.ControlProxy { | ||
| id: scratchPositionControl | ||
|
|
||
| group: root.group | ||
| key: "scratch_position" | ||
| } | ||
|
|
||
| Mixxx.ControlProxy { | ||
| id: wheelControl | ||
|
|
||
| group: root.group | ||
| key: "wheel" | ||
| } | ||
|
|
||
| Mixxx.ControlProxy { | ||
| id: rateRatioControl | ||
|
|
||
| group: root.group | ||
| key: "rate_ratio" | ||
| } | ||
|
|
||
| Mixxx.ControlProxy { | ||
| id: zoomControl | ||
|
|
||
| group: root.group | ||
| key: "waveform_zoom" | ||
| } | ||
| readonly property real effectiveZoomFactor: (1 / rateRatioControl.value) * (100 / zoomControl.value) | ||
|
|
||
| MouseArea { | ||
| property int mouseStatus: WaveformDisplay.MouseStatus.Normal | ||
| property point mouseAnchor: Qt.point(0, 0) | ||
|
|
||
| anchors.fill: parent | ||
| acceptedButtons: Qt.LeftButton | Qt.RightButton | ||
| onPressed: { | ||
| mouseAnchor = Qt.point(mouse.x, mouse.y); | ||
| if (mouse.button == Qt.LeftButton) { | ||
| if (mouseStatus == WaveformDisplay.MouseStatus.Bending) | ||
| wheelControl.parameter = 0.5; | ||
|
|
||
| mouseStatus = WaveformDisplay.MouseStatus.Scratching; | ||
| scratchPositionEnableControl.value = 1; | ||
| // TODO: Calculate position properly | ||
| scratchPositionControl.value = -mouse.x * zoomControl.value * 50; | ||
| } else { | ||
| if (mouseStatus == WaveformDisplay.MouseStatus.Scratching) | ||
| scratchPositionEnableControl.value = 0; | ||
|
|
||
| wheelControl.parameter = 0.5; | ||
| mouseStatus = WaveformDisplay.MouseStatus.Bending; | ||
| } | ||
| } | ||
| onPositionChanged: { | ||
| switch (mouseStatus) { | ||
| case WaveformDisplay.MouseStatus.Bending: { | ||
| const diff = mouse.x - mouseAnchor.x; | ||
| // Start at the middle of [0.0, 1.0], and emit values based on how far | ||
| // the mouse has traveled horizontally. Note, for legacy (MIDI) reasons, | ||
| // this is tuned to 127. | ||
| const v = 0.5 + (diff / root.width); | ||
| // clamp to [0.0, 1.0] | ||
| wheelControl.parameter = Math.max(Math.min(v, 1), 0); | ||
| break; | ||
| }; | ||
| case WaveformDisplay.MouseStatus.Scratching: | ||
| // TODO: Calculate position properly | ||
| scratchPositionControl.value = -mouse.x * zoomControl.value * 50; | ||
| break; | ||
| } | ||
| } | ||
| onReleased: { | ||
| switch (mouseStatus) { | ||
| case WaveformDisplay.MouseStatus.Bending: | ||
| wheelControl.parameter = 0.5; | ||
| break; | ||
| case WaveformDisplay.MouseStatus.Scratching: | ||
| scratchPositionEnableControl.value = 0; | ||
| break; | ||
| } | ||
| mouseStatus = WaveformDisplay.MouseStatus.Normal; | ||
| } | ||
|
|
||
| onWheel: { | ||
| if (wheel.angleDelta.y < 0 && zoomControl.value > 1) { | ||
| zoomControl.value -= 1; | ||
| } else if (wheel.angleDelta.y > 0 && zoomControl.value < 10.0) { | ||
| zoomControl.value += 1; | ||
| } | ||
| } | ||
| } | ||
| } |
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