Package snap.viewx

Class QuickDraw

java.lang.Object

snap.props.PropObject

snap.view.View

snap.viewx.QuickDraw

All Implemented Interfaces:

PropChange.DoChange, XMLArchiver.Archivable

public class QuickDraw
extends View

This class supports convenient drawing methods for quick and convenient vector graphics drawing.

Field Summary

Fields inherited from class snap.view.View

_align, _borderRadius, _effect, _font, _margin, _padding, _repaintRect, _showing, _spacing, _vertical, Action, Align_Prop, Border_Prop, BorderRadius_Prop, Clip_Prop, Cursor_Prop, DEFAULT_ALIGN, DEFAULT_MARGIN, DEFAULT_PADDING, DEFAULT_SPACING, Disabled_Prop, DragEvents, Effect_Prop, Fill_Prop, Focusable_Prop, Focused_Prop, FocusWhenPressed_Prop, Font_Prop, GrowHeight_Prop, GrowWidth_Prop, Height_Prop, KeyEvents, KeyPress, KeyRelease, KeyType, LeanX_Prop, LeanY_Prop, Managed_Prop, Margin_Prop, MaxHeight_Prop, MaxWidth_Prop, MinHeight_Prop, MinWidth_Prop, MouseDrag, MouseEnter, MouseEvents, MouseExit, MouseMove, MousePress, MouseRelease, Name_Prop, Opacity_Prop, Padding_Prop, Paintable_Prop, Parent_Prop, Pickable_Prop, PrefHeight_Prop, PrefWidth_Prop, Rotate_Prop, ScaleX_Prop, ScaleY_Prop, Scroll, Showing_Prop, Spacing_Prop, Text_Prop, ToolTip_Prop, TransX_Prop, TransY_Prop, Vertical_Prop, Visible_Prop, Width_Prop, X_Prop, Y_Prop

Fields inherited from class snap.props.PropObject

_pcs, EMPTY_OBJECT

Constructor Summary

Constructors

Constructor	Description
QuickDraw(int aWidth, int aHeight)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected void	addAnimPen(snap.viewx.QuickDrawPenAnim aPen)	Adds an anim pen.
void	closePath()	Adds a line segment to current draw path from last path point to last moveTo point.
static QuickDraw	createDrawView()	Creates and returns a default view with size 400 x 400.
static QuickDraw	createDrawView(int aWidth, int aHeight)	Creates and returns a view for given width and height.
void	forward(double aLength)	Moves the default pen forward by given length for current Direction.
double	getGridSpacing()	Returns the space between gridlines in points.
QuickDrawPen	getPen()	Returns the main pen.
QuickDrawPen	getPen(int anIndex)	Returns the pen at given index.
boolean	isAnimate()	Returns whether to animate drawing (by returning pens that animate).
boolean	isShowGrid()	Returns whether to draw coordinate grid.
void	lineTo(double aX, double aY)	Adds a line segment to current draw path from last path point to given point.
void	moveTo(double aX, double aY)	Moves the current path point to given point.
protected void	paintFront(Painter aPntr)	Override to paint pen paths.
protected void	processEvent(ViewEvent anEvent)	Process event.
protected void	removeAnimPen(snap.viewx.QuickDrawPenAnim aPen)	Removes an animating pen.
void	setAnimate(boolean aValue)	Sets whether to animate drawing (by returning pens that animate).
void	setGridSpacing(double aValue)	Sets the space between gridlines in points.
void	setPenColor(Color aColor)	Sets the current pen color.
void	setPenWidth(double aWidth)	Sets the current pen width.
void	setShowGrid(boolean aValue)	Sets whether to draw coordinate grid.
void	turn(double anAngle)	Sets the path drawing direction to the current direction plus given angle.

Methods inherited from class snap.view.View

addBinding, addEventFilter, addEventHandler, clone, contains, contains, containsShape, createActionEvent, disableEvents, enableEvents, fireActionEvent, fromXML, getAlign, getAlignX, getAlignY, getAnim, getAnimCleared, getAnimTimeDeep, getBestHeight, getBestSize, getBestWidth, getBinding, getBinding, getBindingCount, getBindings, getBorder, getBorderRadius, getBounds, getBoundsLocal, getBoundsParent, getBoundsShape, getBoundsShapeParent, getClip, getClipAll, getClipAllBounds, getClipBounds, getClippedRect, getCursor, getDefaultBorder, getDefaultFill, getDefaultFont, getEffect, getEnv, getEventAdapter, getFill, getFillColor, getFocusNext, getFocusPrev, getFont, getHeight, getHost, getInsetsAll, getLean, getLeanX, getLeanY, getLocalToParent, getLocalToParent, getMargin, getMaxHeight, getMaxSize, getMaxWidth, getMaxX, getMaxY, getMidX, getMidY, getMinHeight, getMinHeightImpl, getMinSize, getMinWidth, getMinWidthImpl, getName, getOpacity, getOpacityAll, getOwner, getOwner, getPadding, getParent, getParent, getParentCount, getParentToLocal, getParentToLocal, getPhysics, getPhysics, getPrefHeight, getPrefHeight, getPrefHeightImpl, getPrefSize, getPrefWidth, getPrefWidth, getPrefWidthImpl, getProp, getPropDefault, getProps, getPropValue, getRealClassName, getRepaintRect, getRepaintRectExpanded, getRootView, getRotate, getScale, getScaleX, getScaleY, getSize, getSpacing, getText, getToolTip, getToolTip, getTransX, getTransY, getUpdater, getValuePropName, getVisRect, getWidth, getWindow, getX, getXY, getY, indexInHost, indexInParent, initProps, intersectsShape, isActionable, isAncestor, isClipToBounds, isDisabled, isEnabled, isFocusable, isFocused, isFocusKeysEnabled, isFocusPainted, isFocusWhenPressed, isFontSet, isGrowHeight, isGrowWidth, isGuest, isHorizontal, isLocalToParentSimple, isManaged, isManagedVisible, isMaxHeightSet, isMaxWidthSet, isMinHeightSet, isMinWidthSet, isMouseDown, isMouseOver, isNeedsRepaint, isPaintable, isPickable, isPickableVisible, isPrefHeightSet, isPrefWidthSet, isShowing, isToolTipEnabled, isVertical, isVisible, localToParent, localToParent, localToParent, localToParent, localToScreen, paintAll, paintBack, parentFontChanged, parentToLocal, parentToLocal, parentToLocal, parentToLocal, playAnimDeep, processEventAll, processEventFilters, processEventHandlers, relayout, relayoutParent, removeBinding, removeBinding, removeEventFilter, removeEventHandler, repaint, repaint, repaint, repaintInParent, requestFocus, runDelayed, runIntervals, runLater, scrollToVisible, setActionable, setAlign, setAlignX, setAlignY, setAnimProps, setAnimString, setAnimTimeDeep, setBorder, setBorder, setBorderRadius, setBounds, setBounds, setBoundsLocal, setClip, setClipToBounds, setCursor, setDisabled, setEffect, setEnabled, setFill, setFocusable, setFocused, setFocusKeysEnabled, setFocusPainted, setFocusWhenPressed, setFont, setGrowHeight, setGrowWidth, setHeight, setLean, setLeanX, setLeanY, setManaged, setMargin, setMargin, setMaxHeight, setMaxSize, setMaxSize, setMaxWidth, setMinHeight, setMinSize, setMinSize, setMinWidth, setName, setOpacity, setOwner, setPadding, setPadding, setPaintable, setParent, setPickable, setPrefHeight, setPrefSize, setPrefSize, setPrefWidth, setProp, setPropValue, setRealClassName, setRotate, setScale, setScaleX, setScaleY, setShowing, setSize, setSize, setSizeLocal, setSizeToBestSize, setSizeToPrefSize, setSpacing, setText, setToolTip, setToolTipEnabled, setTransX, setTransY, setVertical, setVisible, setWidth, setX, setXY, setXYLocal, setY, stopAnimDeep, stopIntervals, themeChanged, toStringProps, toXML

Methods inherited from class snap.props.PropObject

addDeepChangeListener, addPropChangeListener, addPropChangeListener, firePropChange, firePropChange, firePropChange, getPropForName, getPropParent, getPropSet, getPropsForArchival, getPropsForArchivalExtra, getPropsString, isPropDefault, processPropChange, removeDeepChangeListener, removePropChangeListener, removePropChangeListener, setPropsString, setPropValues, toString

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

QuickDraw

public QuickDraw(int aWidth,
 int aHeight)

Constructor.

Method Details

isShowGrid

public boolean isShowGrid()

Returns whether to draw coordinate grid.

setShowGrid

public void setShowGrid(boolean aValue)

Sets whether to draw coordinate grid.

getGridSpacing

public double getGridSpacing()

Returns the space between gridlines in points.

setGridSpacing

public void setGridSpacing(double aValue)

Sets the space between gridlines in points.

isAnimate

public boolean isAnimate()

Returns whether to animate drawing (by returning pens that animate).

setAnimate

public void setAnimate(boolean aValue)

Sets whether to animate drawing (by returning pens that animate).

getPen

public QuickDrawPen getPen()

Returns the main pen.

getPen

public QuickDrawPen getPen(int anIndex)

Returns the pen at given index.

setPenColor

public void setPenColor(Color aColor)

Sets the current pen color.

setPenWidth

public void setPenWidth(double aWidth)

Sets the current pen width.

moveTo

public void moveTo(double aX,
 double aY)

Moves the current path point to given point.

lineTo

public void lineTo(double aX,
 double aY)

Adds a line segment to current draw path from last path point to given point.

closePath

public void closePath()

Adds a line segment to current draw path from last path point to last moveTo point.

forward

public void forward(double aLength)

Moves the default pen forward by given length for current Direction.

turn

public void turn(double anAngle)

Sets the path drawing direction to the current direction plus given angle.

paintFront

protected void paintFront(Painter aPntr)

Override to paint pen paths.

Overrides:

paintFront in class View

processEvent

protected void processEvent(ViewEvent anEvent)

Process event.

Overrides:

processEvent in class View

addAnimPen

protected void addAnimPen(snap.viewx.QuickDrawPenAnim aPen)

Adds an anim pen.

removeAnimPen

protected void removeAnimPen(snap.viewx.QuickDrawPenAnim aPen)

Removes an animating pen.

createDrawView

public static QuickDraw createDrawView()

Creates and returns a default view with size 400 x 400.

createDrawView

public static QuickDraw createDrawView(int aWidth,
 int aHeight)

Creates and returns a view for given width and height.