rename vars
This commit is contained in:
parent
67ee800375
commit
20ac3d6342
1 changed files with 33 additions and 27 deletions
|
|
@ -28,13 +28,13 @@ export default class Camera {
|
|||
this.y += y / this.zoom
|
||||
}
|
||||
|
||||
setZoom(newzoom, centerCoordViewport) {
|
||||
setZoom(newzoom, viewportCoordCenter) {
|
||||
const zoom = Math.min(Math.max(newzoom, this.minZoom), this.maxZoom)
|
||||
if (zoom == this.zoom) {
|
||||
return false
|
||||
}
|
||||
|
||||
const zoomToCoord = centerCoordViewport || {
|
||||
const zoomToCoord = viewportCoordCenter || {
|
||||
x: this.width / 2,
|
||||
y: this.height / 2
|
||||
}
|
||||
|
|
@ -48,21 +48,27 @@ export default class Camera {
|
|||
return true
|
||||
}
|
||||
|
||||
zoomOut(centerCoordViewport) {
|
||||
return this.setZoom(this.zoom - this.zoomStep * this.zoom, centerCoordViewport)
|
||||
zoomOut(viewportCoordCenter) {
|
||||
return this.setZoom(
|
||||
this.zoom - this.zoomStep * this.zoom,
|
||||
viewportCoordCenter
|
||||
)
|
||||
}
|
||||
|
||||
zoomIn(centerCoordViewport) {
|
||||
return this.setZoom(this.zoom + this.zoomStep * this.zoom, centerCoordViewport)
|
||||
zoomIn(viewportCoordCenter) {
|
||||
return this.setZoom(
|
||||
this.zoom + this.zoomStep * this.zoom,
|
||||
viewportCoordCenter
|
||||
)
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a coordinate in the viewport to a
|
||||
* coordinate in the world, rounded
|
||||
* @param {x, y} coord
|
||||
* @param {x, y} viewportCoord
|
||||
*/
|
||||
viewportToWorld(coord) {
|
||||
const worldCoord = this.viewportToWorldRaw(coord)
|
||||
viewportToWorld(viewportCoord) {
|
||||
const worldCoord = this.viewportToWorldRaw(viewportCoord)
|
||||
return {
|
||||
x: Math.round(worldCoord.x),
|
||||
y: Math.round(worldCoord.y),
|
||||
|
|
@ -72,22 +78,22 @@ export default class Camera {
|
|||
/**
|
||||
* Translate a coordinate in the viewport to a
|
||||
* coordinate in the world, not rounded
|
||||
* @param {x, y} coord
|
||||
* @param {x, y} viewportCoord
|
||||
*/
|
||||
viewportToWorldRaw(coord) {
|
||||
viewportToWorldRaw(viewportCoord) {
|
||||
return {
|
||||
x: (coord.x / this.zoom) - this.x,
|
||||
y: (coord.y / this.zoom) - this.y,
|
||||
x: (viewportCoord.x / this.zoom) - this.x,
|
||||
y: (viewportCoord.y / this.zoom) - this.y,
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a coordinate in the world to a
|
||||
* coordinate in the viewport, rounded
|
||||
* @param {x, y} coord
|
||||
* @param {x, y} worldCoord
|
||||
*/
|
||||
worldToViewport(coord) {
|
||||
const viewportCoord = this.worldToViewportRaw(coord)
|
||||
worldToViewport(worldCoord) {
|
||||
const viewportCoord = this.worldToViewportRaw(worldCoord)
|
||||
return {
|
||||
x: Math.round(viewportCoord.x),
|
||||
y: Math.round(viewportCoord.y),
|
||||
|
|
@ -97,22 +103,22 @@ export default class Camera {
|
|||
/**
|
||||
* Translate a coordinate in the world to a
|
||||
* coordinate in the viewport, not rounded
|
||||
* @param {x, y} coord
|
||||
* @param {x, y} worldCoord
|
||||
*/
|
||||
worldToViewportRaw(coord) {
|
||||
worldToViewportRaw(worldCoord) {
|
||||
return {
|
||||
x: (coord.x + this.x) * this.zoom,
|
||||
y: (coord.y + this.y) * this.zoom,
|
||||
x: (worldCoord.x + this.x) * this.zoom,
|
||||
y: (worldCoord.y + this.y) * this.zoom,
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Translate a 2d dimension (width/height) in the world to
|
||||
* one in the viewport, rounded
|
||||
* @param {x, y} coord
|
||||
* @param {w, h} worldDim
|
||||
*/
|
||||
worldDimToViewport(dim) {
|
||||
const viewportDim = this.worldDimToViewportRaw(dim)
|
||||
worldDimToViewport(worldDim) {
|
||||
const viewportDim = this.worldDimToViewportRaw(worldDim)
|
||||
return {
|
||||
w: Math.round(viewportDim.w),
|
||||
h: Math.round(viewportDim.h),
|
||||
|
|
@ -123,12 +129,12 @@ export default class Camera {
|
|||
/**
|
||||
* Translate a 2d dimension (width/height) in the world to
|
||||
* one in the viewport, not rounded
|
||||
* @param {x, y} coord
|
||||
* @param {w, h} worldDim
|
||||
*/
|
||||
worldDimToViewportRaw(dim) {
|
||||
worldDimToViewportRaw(worldDim) {
|
||||
return {
|
||||
w: dim.w * this.zoom,
|
||||
h: dim.h * this.zoom,
|
||||
w: worldDim.w * this.zoom,
|
||||
h: worldDim.h * this.zoom,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue