Posted By

hansknowyou on 11/04/15


Tagged

line-height font-size responsive


Versions (?)

Responsive Font-size & Line-height


 / Published in: jQuery
 

example:    1. put the code on your script    2. <p class="fz-15" >your paragraph</p>

  • class-----Min-fontsize-----Min-lineheight-----Max-fontsize-----Max-lineheight
  • fz-6 ---------- 4 ------------------- 6 ------------------- 6 ------------------- 9
  • fz-9 ---------- 6 ------------------- 8 ------------------- 9 ------------------- 12
  • fz-12 --------- 8 ------------------- 10 ------------------ 12 ------------------ 15
  • fz-15 --------- 10 ------------------ 12 ------------------ 15 ------------------ 18
  • fz-18 --------- 12 ------------------ 14 ------------------ 18 ----------------- 21
  • fz-21 --------- 14 ------------------ 16 ------------------ 21 ------------------ 24
  • fz-24 --------- 16 ------------------ 18 ------------------ 24 ------------------ 27
  • fz-30 --------- 20 ------------------ 22 ------------------ 30 ------------------ 33
  • fz-42 --------- 28 ------------------ 30 ------------------ 42 ------------------ 45
  • fz-51 --------- 34 ------------------ 36 ------------------ 51 ------------------ 54
  • fz-60 --------- 40 ------------------ 42 ------------------ 60 ------------------ 63
  • fz-81 --------- 54 ------------------ 56 ------------------ 81 ------------------ 84
  • fz-102 -------- 68 ------------------ 70 ------------------ 102 ----------------- 105
  1. /**
  2.  * ******************************
  3.  * Responsive Font-size & Line-height
  4.  * ******************************
  5. */
  6. var xlarge = 1600;
  7. var small = 768;
  8. //relationship between font-size & line-height
  9. var lhchange = 2;
  10.  
  11. function fontResize(){
  12. var ww=$(window).width();
  13. if($(window).width()<=small){
  14. /**
  15.   * ******************************
  16.   * if screen size less then 768px
  17.   * use the smallest font size and
  18.   * smallest line height
  19.   * ******************************
  20.   */
  21. $('.fz-6').css('fontSize',(4)+'px');
  22. $('.fz-9').css('fontSize',(6)+'px');
  23. $('.fz-12').css('fontSize',(8)+'px');
  24. $('.fz-15').css('fontSize',(10)+'px');
  25. $('.fz-18').css('fontSize',(12)+'px');
  26. $('.fz-21').css('fontSize',(14)+'px');
  27. $('.fz-24').css('fontSize',(16)+'px');
  28. $('.fz-30').css('fontSize',(20)+'px');
  29. $('.fz-42').css('fontSize',(28)+'px');
  30. $('.fz-51').css('fontSize',(34)+'px');
  31. $('.fz-60').css('fontSize',(40)+'px');
  32. $('.fz-81').css('fontSize',(54)+'px');
  33. $('.fz-102').css('fontSize',(68)+'px');
  34.  
  35. $('.fz-6').css('lineHeight',(6+lhchange)+'px');
  36. $('.fz-9').css('lineHeight',(8+lhchange)+'px');
  37. $('.fz-12').css('lineHeight',(10+lhchange)+'px');
  38. $('.fz-15').css('lineHeight',(12+lhchange)+'px');
  39. $('.fz-18').css('lineHeight',(14+lhchange)+'px');
  40. $('.fz-21').css('lineHeight',(16+lhchange)+'px');
  41. $('.fz-24').css('lineHeight',(18+lhchange)+'px');
  42. $('.fz-30').css('lineHeight',(22+lhchange)+'px');
  43. $('.fz-42').css('lineHeight',(30+lhchange)+'px');
  44. $('.fz-51').css('lineHeight',(36+lhchange)+'px');
  45. $('.fz-60').css('lineHeight',(42+lhchange)+'px');
  46. $('.fz-81').css('lineHeight',(56+lhchange)+'px');
  47. $('.fz-102').css('lineHeight',(70+lhchange)+'px');
  48. }
  49.  
  50. /**
  51.   * **********************************
  52.   * if screen size larger then 1600 px
  53.   * use the largest font size and
  54.   * largest line height
  55.   * **********************************
  56.   */
  57. else if($(window).width()>xlarge){
  58. $('.fz-6').css('fontSize',(6)+'px');
  59. $('.fz-9').css('fontSize',(9)+'px');
  60. $('.fz-12').css('fontSize',(12)+'px');
  61. $('.fz-15').css('fontSize',(15)+'px');
  62. $('.fz-18').css('fontSize',(18)+'px');
  63. $('.fz-21').css('fontSize',(21)+'px');
  64. $('.fz-24').css('fontSize',(24)+'px');
  65. $('.fz-30').css('fontSize',(30)+'px');
  66. $('.fz-42').css('fontSize',(42)+'px');
  67. $('.fz-51').css('fontSize',(51)+'px');
  68. $('.fz-60').css('fontSize',(60)+'px');
  69. $('.fz-81').css('fontSize',(81)+'px');
  70. $('.fz-102').css('fontSize',(102)+'px');
  71.  
  72. $('.fz-6').css('lineHeight',(9+lhchange)+'px');
  73. $('.fz-9').css('lineHeight',(12+lhchange)+'px');
  74. $('.fz-12').css('lineHeight',(15+lhchange)+'px');
  75. $('.fz-15').css('lineHeight',(18+lhchange)+'px');
  76. $('.fz-18').css('lineHeight',(21+lhchange)+'px');
  77. $('.fz-21').css('lineHeight',(24+lhchange)+'px');
  78. $('.fz-24').css('lineHeight',(27+lhchange)+'px');
  79. $('.fz-30').css('lineHeight',(33+lhchange)+'px');
  80. $('.fz-42').css('lineHeight',(45+lhchange)+'px');
  81. $('.fz-51').css('lineHeight',(54+lhchange)+'px');
  82. $('.fz-60').css('lineHeight',(63+lhchange)+'px');
  83. $('.fz-81').css('lineHeight',(84+lhchange)+'px');
  84. $('.fz-102').css('lineHeight',(105+lhchange)+'px');
  85. }
  86.  
  87.  
  88.  
  89. /**
  90.   * **********************************
  91.   * if screen size between:
  92.   * 768px and 1600px
  93.   * adjust the font-size
  94.   * between the max and min font size
  95.   * **********************************
  96.   */
  97. else{
  98. $('.fz-6').css('fontSize',(2*((ww-small)/832)+4)+'px');
  99. $('.fz-9').css('fontSize',(3*((ww-small)/832)+6)+'px');
  100. $('.fz-12').css('fontSize',(4*((ww-small)/832)+8)+'px');
  101. $('.fz-15').css('fontSize',(5*((ww-small)/832)+10)+'px');
  102. $('.fz-18').css('fontSize',(6*((ww-small)/832)+12)+'px');
  103. $('.fz-21').css('fontSize',(7*((ww-small)/832)+14)+'px');
  104. $('.fz-24').css('fontSize',(8*((ww-small)/832)+16)+'px');
  105. $('.fz-30').css('fontSize',(10*((ww-small)/832)+20)+'px');
  106. $('.fz-42').css('fontSize',(14*((ww-small)/832)+28)+'px');
  107. $('.fz-51').css('fontSize',(17*((ww-small)/832)+34)+'px');
  108. $('.fz-60').css('fontSize',(20*((ww-small)/832)+40)+'px');
  109. $('.fz-81').css('fontSize',(27*((ww-small)/832)+54)+'px');
  110. $('.fz-102').css('fontSize',(34*((ww-small)/832)+68)+'px');
  111.  
  112. $('.fz-6').css('lineHeight',(3*((ww-small)/832)+6+lhchange)+'px');
  113. $('.fz-9').css('lineHeight',(4*((ww-small)/832)+8+lhchange)+'px');
  114. $('.fz-12').css('lineHeight',(5*((ww-small)/832)+10+lhchange)+'px');
  115. $('.fz-15').css('lineHeight',(6*((ww-small)/832)+12+lhchange)+'px');
  116. $('.fz-18').css('lineHeight',(7*((ww-small)/832)+14+lhchange)+'px');
  117. $('.fz-21').css('lineHeight',(8*((ww-small)/832)+16+lhchange)+'px');
  118. $('.fz-24').css('lineHeight',(9*((ww-small)/832)+18+lhchange)+'px');
  119. $('.fz-30').css('lineHeight',(11*((ww-small)/832)+22+lhchange)+'px');
  120. $('.fz-42').css('lineHeight',(15*((ww-small)/832)+30+lhchange)+'px');
  121. $('.fz-51').css('lineHeight',(18*((ww-small)/832)+36+lhchange)+'px');
  122. $('.fz-60').css('lineHeight',(21*((ww-small)/832)+42+lhchange)+'px');
  123. $('.fz-81').css('lineHeight',(28*((ww-small)/832)+56+lhchange)+'px');
  124. $('.fz-102').css('lineHeight',(35*((ww-small)/832)+70+lhchange)+'px');
  125. }
  126.  
  127.  
  128. }
  129.  
  130. $(document).ready(function(){
  131. fontResize();
  132. $(window).resize(function(){
  133. fontResize();
  134. });
  135. });

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