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Summary of usage examples of html5 canvas drawing

伊谢尔伦
Release: 2017-06-12 09:55:29
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HTML5 canvas drawing HTML5 tag is used to draw images (via script, usually JavaScript). However, the element itself has no drawing capabilities (it's just a container for graphics) - you have to use a script to do the actual drawing. The getContext() method returns an object that provides methods and properties for drawing on the canvas. This manual provides the complete getContext("2d") object properties and methods, which can be used to draw text, lines, rectangles, circles, etc. on the canvas. Browsers support Internet Explorer 9, Firefox, Opera, Chrome, and Safari support and its properties and methods. 1. Drawing In real life, drawing needs to be considered: canvas pen 1. thickness of line; 2. color of line; 3. virtuality and solidity of line; drawing line 1. starting point; 2. end point; drawing circle 1. dot; 2. Radius; 3. Solid and hollow drawing rectangle 1. Moment

1. HTML5 canvas drawing graphic code detailed explanation

Summary of usage examples of html5 canvas drawing

Introduction: The HTML5 tag is used to draw images (via script, usually JavaScript). However, the element itself has no drawing capabilities (it's just a container for graphics) - you have to use a script to do the actual drawing. The getContext() method returns an object that provides methods and properties for drawing on the canvas. This manual provides the complete getContext("2d") object properties and methods, which can be used to draw text, lines, rectangles, circles, etc. on the canvas.

2. Use canvas to draw pictures and serve as background images, but strange effects occur_html/css_WEB-ITnose

Introduction: Use canvas to draw pictures and serve as background images, but strange effects occur

3. JS implementation of simple Canvas drawing examples_javascript skills

Introduction: This article introduces the JS implementation of simple Canvas drawing example code. Friends in need can refer to it

##4 . angularJS combined with canvas drawing examples_AngularJS

Introduction: This article mainly introduces the method of angularJS combined with canvas drawing examples. Friends who need it can refer to it

5. html5 canvas drawing tutorial case analysis_html5 tutorial skills

Introduction: Canvas, meaning canvas, although Everyone calls Canvas the new label of HTML5. It seems that Canvas is a new knowledge of the HTML language, but in fact Canvas drawing is done through JavaScript. So, if you want to learn Canvas drawing, you must have a Javascript foundation

6. html5 Canvas drawing tutorial (1)—Basic knowledge of drawing_html5 tutorial skills

Introduction: Canvas means canvas. The Canvas in Html5 is really very similar to the canvas in real life. Therefore, treating it as a real canvas can speed up understanding; if you want to learn Canvas drawing, you must have a Javascript foundation. Without further ado, let’s get to the point

7 . html5 Canvas drawing tutorial (2)—Drawing straight lines and setting line styles such as color/endpoint/intersection point_html5 tutorial skills

Summary of usage examples of html5 canvas drawing

Introduction: When learning to draw, lines are the most basic, and the connection of lines can form any shape. The same is true in Canvas. Next, I will introduce you to the simplest line drawing method in detail

8. html5 Canvas drawing tutorial (3) - 1 pixel line blur appears on canvas Unclear reason_html5 tutorial skills

Summary of usage examples of html5 canvas drawing

Introduction: As we mentioned last time, canvas sometimes has 1-pixel lines that are blurred and seem to be wider. Such lines are obviously not what we want. The purpose of this article is to clarify the principles and solve it. Interested friends can learn more

9. html5 Canvas Drawing Tutorial (4)—Unknown Closed path and gradient filling method_html5 tutorial skills

Summary of usage examples of html5 canvas drawing

##Introduction: The general drawing methods are There are two types, namely filling and stroke. The previous article has already talked about the stroke method. This article will talk about the method of filling graphics in Canvas

10. html5 Canvas Drawing tutorial (5)—arc method of drawing curves in canvas_html5 tutorial skills

Summary of usage examples of html5 canvas drawing

##Introduction: anvas One of the difficulties in drawing curves in is that there are only 4 functions to connect the curves! They are arc, arcTo, quadraticCurveTo, and bezierCurveTo. Let me start with the simplest arc method. Interested friends can learn about it

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