What property will change the text color? What property will change the backgrou

Question

What property will change the text color? What property will change the background color of the text? What are four ways to specify a color for text? What is hue? What is saturation? Teal is what RGB numerical values? What is luminosity? How do you change Android's default color scheme? What property is used to change font size? Lab: To complete this assignment, if you choose, you can download the sample code from this chapter and make changes to complete the Create a X Forms app that will display the following in Two environments (such as Windows and Android): Go to: www.fantasyfest.com Select a quote from the website. Create the title "Fantasy Fest 2016 Key West Florida" The title should be bold and red. "Key West Florida" should be displayed on a methods you mentioned in the assignment question #1 above. The title should be centered in the display area. A blank line (or whitespace) should exist between the title and the paragraph. The paragraph (quote) should "Times New Roman", font size 8, and blue. It should also be centered. The background for the complete s should be "yellow". The background behind the text should be a light gray.

Explanation / Answer

3) Answer: "setTextColor" property will change the color of text.

eg: ClassName.variableName.setTextColor(Color.BLUE)

4) Answer: "background" property will change the background color of a text

5) Ways to specify color to textFields

a) ClassName.variableName.setTextColor(Color.BLUE)

b) ClassName.variableName.setTextColor(Color.parseColor("#F00000"))

c) ClassName.variableName.setTextColor(Color.rgb(0,100,0)) { Manual rgb colour }

d) Create a color.xml file in projects value folder as like below

and then in any xml file one can set color of text by below the use of code

6) Hue can be said as how much a image's colour is brighter. It is family of purest and just brightest colour without any mixing. Notice, here the term just means , the colour is just sufficient enough to be said as bright, not over bright. e.g. difference b/w a ripe guava (a dull yellow ) and unripe guava (bright green) is understood by hue.

Saturation says that how much pure is the hue in an image. It refers to the intensity of colour in an image. Saturation decides the image to be more pure filled with colors. A low saturated image appears to be dull, impure and devoid of accurate data. eg. difference between two type of coals. Peats and anthracite can be understood by saturation. peat is dull browny black but anthracite is shining black.

7) Teal in rgb numrical decimal value is, rgb(0, 128, 128)

8) Luminosity refers to the amount of brightness of an object which is being able to be seen by the eye of a human being .

9) Android default color scheme can be changed by

For app

For phone

Goto developer options, enable it.

Goto simulate color space and choose the color you want for theme of your android OS.

10) android:textSize property is used to change the property of fonts.

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