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feat(range): adding the resolution property for the range #9098

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feat(range): adding the resolution property for the range #9098

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c72403f
feat(range): adding the resolution property for the range
Nov 10, 2016
5030b33
feat(range): adding the resolution property for the range
Nov 26, 2016
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20 changes: 18 additions & 2 deletions src/components/range/range.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -215,6 +215,7 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
_min: number = 0;
_max: number = 100;
_step: number = 1;
_resolution: number = 0;
_snaps: boolean = false;

_debouncer: TimeoutDebouncer = new TimeoutDebouncer(0);
Expand Down Expand Up @@ -249,6 +250,20 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
*/
id: string;

/**
* @input {number} Resolution for the step. Defaults to `0`.
*/
@Input()
get resolution(): number {
return this._resolution;
}
set resolution(val: number) {
val = Math.round(val);
if (!isNaN(val)) {
this._resolution = val;
}
}

/**
* @input {number} Minimum integer value of the range. Defaults to `0`.
*/
Expand All @@ -263,6 +278,7 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
}
}


/**
* @input {number} Maximum integer value of the range. Defaults to `100`.
*/
Expand Down Expand Up @@ -602,8 +618,8 @@ export class Range extends Ion implements AfterViewInit, ControlValueAccessor, O
* @private
*/
ratioToValue(ratio: number) {
ratio = Math.round(((this._max - this._min) * ratio));
ratio = Math.round(ratio / this._step) * this._step + this._min;
ratio = parseFloat(((this._max - this._min) * ratio).toFixed(this.resolution));
ratio = parseFloat(((ratio / this._step) * this._step + this._min).toFixed(this.resolution));
return clamp(this._min, ratio, this._max);
}

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5 changes: 5 additions & 0 deletions src/components/range/test/basic/page1.html
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,11 @@
<ion-content>

<ion-list>
<ion-item>
<ion-label>step="0.01" max="10" min="0" pin="true" resolution="2"</ion-label>
<ion-range [(ngModel)]="singleValue" color="danger" pin="true" (ionChange)="rangeChange($event)" resolution="2" step="0.01" min="1" max="10"></ion-range>
</ion-item>


<ion-item>
<ion-label>step="5199" max="5199" min="2499" snaps="true"</ion-label>
Expand Down