(window.webpackJsonp=window.webpackJsonp||[]).push([[1512],{1920:function(t,a,s){"use strict";s.r(a);var n=s(31),e=Object(n.a)({},(function(){var t=this,a=t.$createElement,s=t._self._c||a;return s("ContentSlotsDistributor",{attrs:{"slot-key":t.$parent.slotKey}},[s("h1",{attrs:{id:"_2d-graphics-in-java"}},[s("a",{staticClass:"header-anchor",attrs:{href:"#_2d-graphics-in-java"}},[t._v("#")]),t._v(" 2D Graphics in Java")]),t._v(" "),s("p",[t._v("Graphics are visual images or designs on some surface, such as a wall, canvas, screen, paper, or stone to inform, illustrate, or entertain. It includes: pictorial representation of data, as in computer-aided design and manufacture, in typesetting and the graphic arts, and in educational and recreational software. Images that are generated by a computer are called computer graphics.")]),t._v(" "),s("p",[t._v("The Java 2D API is powerful and complex. There are multiple ways to do 2D graphics in Java.")]),t._v(" "),s("h2",{attrs:{id:"example-1-draw-and-fill-a-rectangle-using-java"}},[s("a",{staticClass:"header-anchor",attrs:{href:"#example-1-draw-and-fill-a-rectangle-using-java"}},[t._v("#")]),t._v(" Example 1: Draw and Fill a Rectangle Using Java")]),t._v(" "),s("p",[t._v("This is an Example which print rectangle and fill color in the rectangle.\n"),s("a",{attrs:{href:"https://i.stack.imgur.com/dlC5v.jpg",target:"_blank",rel:"noopener noreferrer"}},[t._v("https://i.stack.imgur.com/dlC5v.jpg"),s("OutboundLink")],1),t._v(" "),s("a",{attrs:{href:"https://i.stack.imgur.com/dlC5v.jpg",target:"_blank",rel:"noopener noreferrer"}},[s("img",{attrs:{src:"https://i.stack.imgur.com/dlC5v.jpg",alt:"enter image description here"}}),s("OutboundLink")],1)]),t._v(" "),s("p",[t._v("Most methods of the Graphics class can be divided into two basic groups:")]),t._v(" "),s("ol",[s("li",[t._v("Draw and fill methods, enabling you to render basic shapes, text, and images")]),t._v(" "),s("li",[t._v("Attributes setting methods, which affect how that drawing and filling appears")])]),t._v(" "),s("p",[t._v("Code Example: Let us start this with a little example of drawing a rectangle and filling color in it.\nThere we declare two classes, one class is MyPanel and other Class is Test. In class MyPanel we use drawRect( ) & fillRect( ) mathods to draw rectangle and fill Color in it. We set the color by setColor(Color.blue) method.\nIn Second Class we Test our graphic which is Test Class we make a Frame and put MyPanel with p=new MyPanel() object in it.By running Test Class we see a Rectangle and a Blue Color Filled Rectangle.")]),t._v(" "),s("p",[t._v("First Class: MyPanel")]),t._v(" "),s("div",{staticClass:"language-java extra-class"},[s("pre",{pre:!0,attrs:{class:"language-java"}},[s("code",[s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("javax"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("swing"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("*")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("java"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("awt"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("*")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// MyPanel extends JPanel, which will eventually be placed in a JFrame")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("class")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("MyPanel")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("extends")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("JPanel")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v(" \n    "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// custom painting is performed by the paintComponent method")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token annotation punctuation"}},[t._v("@Override")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("void")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("paintComponent")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics")]),t._v(" g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// clear the previous painting")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("super")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("paintComponent")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),t._v("g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// cast Graphics to Graphics2D")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics2D")]),t._v(" g2 "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics2D")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),t._v(" g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setColor")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Color")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("red"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// sets Graphics2D color")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// draw the rectangle")]),t._v("\n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("drawRect")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("0")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("0")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("100")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("100")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// drawRect(x-position, y-position, width, height)")]),t._v("\n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setColor")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Color")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("blue"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("fillRect")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("200")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("0")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("100")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("100")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// fill new rectangle with color blue")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v(" \n"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n\n")])])]),s("p",[t._v("Second Class: Test")]),t._v(" "),s("div",{staticClass:"language-java extra-class"},[s("pre",{pre:!0,attrs:{class:"language-java"}},[s("code",[s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("javax"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("swing"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("java"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("awt"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("class")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Test")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("//the Class by which we display our rectangle    ")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("JFrame")]),t._v(" f"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n    "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("MyPanel")]),t._v(" p"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n    "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Test")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v("    \n        f "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("new")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("JFrame")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// get the content area of Panel.    ")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Container")]),t._v(" c "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" f"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("getContentPane")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// set the LayoutManager")]),t._v("\n        c"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setLayout")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("new")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("BorderLayout")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("        \n        p "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("new")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("MyPanel")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// add MyPanel object into container    ")]),t._v("\n        c"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("add")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),t._v("p"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v(" \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// set the size of the JFrame")]),t._v("\n        f"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setSize")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("400")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("400")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// make the JFrame visible")]),t._v("\n        f"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setVisible")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token boolean"}},[t._v("true")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// sets close behavior; EXIT_ON_CLOSE invokes System.exit(0) on closing the JFrame")]),t._v("\n        f"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setDefaultCloseOperation")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("JFrame")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("EXIT_ON_CLOSE"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n    "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("       \n    \n    "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("static")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("void")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("main")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("String")]),t._v(" args"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("[")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("]")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Test")]),t._v(" t "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("new")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Test")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("     \n    "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v(" \n"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n\n")])])]),s("p",[t._v("For More Explanation about Border Layout: "),s("a",{attrs:{href:"https://docs.oracle.com/javase/tutorial/uiswing/layout/border.html",target:"_blank",rel:"noopener noreferrer"}},[t._v("https://docs.oracle.com/javase/tutorial/uiswing/layout/border.html"),s("OutboundLink")],1)]),t._v(" "),s("p",[s("strong",[t._v("paintComponent( )")])]),t._v(" "),s("ul",[s("li",[t._v("It is a main method for painting")]),t._v(" "),s("li",[t._v("By default, it first paints the background")]),t._v(" "),s("li",[t._v("After that, it performs custom painting (drawing circle, rectangles etc.)")])]),t._v(" "),s("p",[s("strong",[t._v("Graphic2D refers Graphic2D Class")])]),t._v(" "),s("p",[s("strong",[t._v("Note:")]),t._v("\nThe Java 2D API enables you to easily perform the following tasks:")]),t._v(" "),s("ul",[s("li",[t._v("Draw lines, rectangles and any other geometric shape.")]),t._v(" "),s("li",[t._v("Fill those shapes with solid colors or gradients and textures.\n")]),s("li",[t._v("Draw text with options for fine control over the font and rendering\nprocess.")]),t._v(" "),s("li",[t._v("Draw images, optionally applying filtering operations.\n")]),s("li",[t._v("Apply operations such as compositing and transforming during any of\nthe above rendering operations.")])]),t._v(" "),s("h2",{attrs:{id:"example-2-drawing-and-filling-oval"}},[s("a",{staticClass:"header-anchor",attrs:{href:"#example-2-drawing-and-filling-oval"}},[t._v("#")]),t._v(" Example 2: Drawing and Filling Oval")]),t._v(" "),s("div",{staticClass:"language-java extra-class"},[s("pre",{pre:!0,attrs:{class:"language-java"}},[s("code",[s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("javax"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("swing"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("*")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("import")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token namespace"}},[t._v("java"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("awt"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")])]),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("*")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n\n"),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("class")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("MyPanel")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("extends")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("JPanel")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token annotation punctuation"}},[t._v("@Override")]),t._v("\n    "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("public")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("void")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("paintComponent")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics")]),t._v(" g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("{")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token comment"}},[t._v("// clear the previous painting")]),t._v("\n        "),s("span",{pre:!0,attrs:{class:"token keyword"}},[t._v("super")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("paintComponent")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),t._v("g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        "),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics2D")]),t._v(" g2 "),s("span",{pre:!0,attrs:{class:"token operator"}},[t._v("=")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Graphics2D")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),t._v("g"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("setColor")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token class-name"}},[t._v("Color")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),t._v("blue"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("drawOval")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("0")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("0")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),t._v(" "),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("20")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("20")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("  \n        g2"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(".")]),s("span",{pre:!0,attrs:{class:"token function"}},[t._v("fillOval")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("(")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("50")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("50")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("20")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(",")]),s("span",{pre:!0,attrs:{class:"token number"}},[t._v("20")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(";")]),t._v("    \n    "),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n\n")])])]),s("p",[s("strong",[t._v("g2.drawOval(int x,int y,int height, int width);")]),s("br"),t._v("\nThis method will draw an oval at specified x and y position with given height and width.")]),t._v(" "),s("p",[s("strong",[t._v("g2.fillOval(int x,int y,int height, int width);")]),t._v("\nThis method will fill an oval at specified x and y position with given height and width.")])])}),[],!1,null,null,null);a.default=e.exports}}]);