revert file
This commit is contained in:
Martin Rotter
parent
ac86a34c1f
commit
ea614c0b25
1 changed files with 458 additions and 271 deletions
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@ -31,16 +31,15 @@
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#include "container_qpainter.h"
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#include <QDebug>
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#include <QPainter>
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#include <QPaintEvent>
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#include <QPainter>
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#include <QScrollBar>
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#include <QStyle>
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const int kScrollBarStep = 40;
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// TODO copied from litehtml/include/master.css
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const char mastercss[] =
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R"RAW(
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const char mastercss[] = R"RAW(
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html {
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display: block;
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height:100%;
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@ -85,16 +84,74 @@ display:block;
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margin-bottom:1em;
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}
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b, strong {
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display:inline;
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font-weight:bold;
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}
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i, em {
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display:inline;
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font-style:italic;
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}
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center
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{
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text-align:center;
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display:block;
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}
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a:link
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{
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text-decoration: underline;
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color: #00f;
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cursor: pointer;
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}
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h1, h2, h3, h4, h5, h6, div {
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display:block;
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}
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h1 {
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font-weight:bold;
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margin-top:0.67em;
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margin-bottom:0.67em;
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font-size: 2em;
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}
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h2 {
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font-weight:bold;
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margin-top:0.83em;
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margin-bottom:0.83em;
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font-size: 1.5em;
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}
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h3 {
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font-weight:bold;
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margin-top:1em;
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margin-bottom:1em;
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font-size:1.17em;
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}
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h4 {
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font-weight:bold;
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margin-top:1.33em;
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margin-bottom:1.33em
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}
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h5 {
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font-weight:bold;
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margin-top:1.67em;
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margin-bottom:1.67em;
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font-size:.83em;
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}
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h6 {
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font-weight:bold;
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margin-top:2.33em;
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margin-bottom:2.33em;
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font-size:.67em;
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}
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br {
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display:inline-block;
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}
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@ -114,6 +171,14 @@ br[clear="right"]
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clear:right;
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}
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span {
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display:inline
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}
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img {
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display: inline-block;
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}
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img[align="right"]
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{
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float: right;
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@ -123,6 +188,183 @@ img[align="left"]
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{
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float: left;
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}
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hr {
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display: block;
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margin-top: 0.5em;
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margin-bottom: 0.5em;
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margin-left: auto;
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margin-right: auto;
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border-style: inset;
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border-width: 1px
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}
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/***************** TABLES ********************/
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table {
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display: table;
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border-collapse: separate;
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border-spacing: 2px;
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border-top-color:gray;
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border-left-color:gray;
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border-bottom-color:black;
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border-right-color:black;
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}
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tbody, tfoot, thead {
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display:table-row-group;
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vertical-align:middle;
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}
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tr {
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display: table-row;
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vertical-align: inherit;
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border-color: inherit;
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}
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td, th {
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display: table-cell;
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vertical-align: inherit;
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border-width:1px;
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padding:1px;
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}
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th {
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font-weight: bold;
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}
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table[border] {
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border-style:solid;
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}
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table[border|=0] {
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border-style:none;
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}
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table[border] td, table[border] th {
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border-style:solid;
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border-top-color:black;
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border-left-color:black;
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border-bottom-color:gray;
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border-right-color:gray;
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}
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table[border|=0] td, table[border|=0] th {
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border-style:none;
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}
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caption {
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display: table-caption;
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}
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td[nowrap], th[nowrap] {
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white-space:nowrap;
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}
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tt, code, kbd, samp {
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font-family: monospace
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}
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pre, xmp, plaintext, listing {
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display: block;
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font-family: monospace;
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white-space: pre;
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margin: 1em 0
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}
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/***************** LISTS ********************/
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ul, menu, dir {
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display: block;
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list-style-type: disc;
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margin-top: 1em;
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margin-bottom: 1em;
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margin-left: 0;
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margin-right: 0;
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padding-left: 40px
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}
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ol {
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display: block;
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list-style-type: decimal;
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margin-top: 1em;
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margin-bottom: 1em;
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margin-left: 0;
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margin-right: 0;
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padding-left: 40px
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}
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li {
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display: list-item;
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}
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ul ul, ol ul {
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list-style-type: circle;
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}
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ol ol ul, ol ul ul, ul ol ul, ul ul ul {
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list-style-type: square;
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}
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dd {
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display: block;
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margin-left: 40px;
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}
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dl {
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display: block;
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margin-top: 1em;
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margin-bottom: 1em;
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margin-left: 0;
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margin-right: 0;
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}
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dt {
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display: block;
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}
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ol ul, ul ol, ul ul, ol ol {
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margin-top: 0;
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margin-bottom: 0
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}
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blockquote {
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display: block;
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margin-top: 1em;
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margin-bottom: 1em;
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margin-left: 40px;
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margin-left: 40px;
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}
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/*********** FORM ELEMENTS ************/
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form {
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display: block;
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margin-top: 0em;
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}
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option {
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display: none;
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}
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input, textarea, keygen, select, button, isindex {
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margin: 0em;
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color: initial;
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line-height: normal;
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text-transform: none;
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text-indent: 0;
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text-shadow: none;
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display: inline-block;
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}
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input[type="hidden"] {
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display: none;
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}
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article, aside, footer, header, hgroup, nav, section
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{
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display: block;
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}
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)RAW";
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class QLiteHtmlWidgetPrivate
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@ -144,28 +386,19 @@ QLiteHtmlWidget::QLiteHtmlWidget(QWidget* parent)
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horizontalScrollBar()->setSingleStep(kScrollBarStep);
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verticalScrollBar()->setSingleStep(kScrollBarStep);
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d->documentContainer.setCursorCallback([this](const QCursor& c) {
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viewport()->setCursor(c);
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});
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d->documentContainer.setPaletteCallback([this] {
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return palette();
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});
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d->documentContainer.setCursorCallback([this](const QCursor &c) { viewport()->setCursor(c); });
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d->documentContainer.setPaletteCallback([this] { return palette(); });
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d->documentContainer.setLinkCallback([this](const QUrl &url) {
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QUrl fullUrl = url;
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if (url.isRelative() && url.path(QUrl::FullyEncoded).isEmpty()) { // fragment/anchor only
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fullUrl = d->url;
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fullUrl.setFragment(url.fragment(QUrl::FullyEncoded));
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}
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// delay because document may not be changed directly during this callback
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QMetaObject::invokeMethod(this, [this, fullUrl] {
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emit linkClicked(fullUrl);
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},
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QMetaObject::invokeMethod(this, [this, fullUrl] { emit linkClicked(fullUrl); },
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Qt::QueuedConnection);
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});
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d->documentContainer.setClipboardCallback([this](bool yes) {
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emit copyAvailable(yes);
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});
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d->documentContainer.setClipboardCallback([this](bool yes) { emit copyAvailable(yes); });
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// TODO adapt mastercss to palette (default text & background color)
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d->context.setMasterStyleSheet(mastercss);
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@ -180,17 +413,13 @@ void QLiteHtmlWidget::setUrl(const QUrl& url)
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{
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d->url = url;
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QUrl baseUrl = url;
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baseUrl.setFragment({});
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const QString path = baseUrl.path(QUrl::FullyEncoded);
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const int lastSlash = path.lastIndexOf('/');
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const QString basePath = lastSlash >= 0 ? path.left(lastSlash) : QString();
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baseUrl.setPath(basePath);
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d->documentContainer.setBaseUrl(baseUrl.toString(QUrl::FullyEncoded));
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QMetaObject::invokeMethod(this, [this] {
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updateHightlightedLink();
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},
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QMetaObject::invokeMethod(this, [this] { updateHightlightedLink(); },
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Qt::QueuedConnection);
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}
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@ -207,9 +436,7 @@ void QLiteHtmlWidget::setHtml(const QString& content)
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verticalScrollBar()->setValue(0);
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horizontalScrollBar()->setValue(0);
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render();
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QMetaObject::invokeMethod(this, [this] {
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updateHightlightedLink();
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},
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QMetaObject::invokeMethod(this, [this] { updateHightlightedLink(); },
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Qt::QueuedConnection);
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}
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@ -227,9 +454,7 @@ void QLiteHtmlWidget::setZoomFactor(qreal scale)
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{
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Q_ASSERT(scale != 0);
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d->zoomFactor = scale;
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withFixedTextPosition([this] {
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render();
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});
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withFixedTextPosition([this] { render(); });
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}
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qreal QLiteHtmlWidget::zoomFactor() const
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@ -245,32 +470,24 @@ bool QLiteHtmlWidget::findText(const QString& text,
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bool success = false;
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QVector<QRect> oldSelection;
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QVector<QRect> newSelection;
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d->documentContainer
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.findText(text, flags, incremental, wrapped, &success, &oldSelection, &newSelection);
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// scroll to search result position and/or redraw as necessary
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QRect newSelectionCombined;
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for (const QRect &r : qAsConst(newSelection))
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newSelectionCombined = newSelectionCombined.united(r);
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QScrollBar *vBar = verticalScrollBar();
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const int top = newSelectionCombined.top();
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const int bottom = newSelectionCombined.bottom() - toVirtual(viewport()->size()).height();
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if (success && top < vBar->value() && vBar->minimum() <= top) {
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vBar->setValue(top);
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}
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else if (success && vBar->value() < bottom && bottom <= vBar->maximum()) {
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} else if (success && vBar->value() < bottom && bottom <= vBar->maximum()) {
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vBar->setValue(bottom);
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}
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else {
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} else {
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viewport()->update(fromVirtual(newSelectionCombined.translated(-scrollPosition())));
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for (const QRect &r : qAsConst(oldSelection))
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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}
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return success;
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}
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@ -291,15 +508,12 @@ void QLiteHtmlWidget::scrollToAnchor(const QString& name)
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{
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if (!d->documentContainer.hasDocument())
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return;
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horizontalScrollBar()->setValue(0);
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if (name.isEmpty()) {
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verticalScrollBar()->setValue(0);
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return;
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}
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const int y = d->documentContainer.anchorY(name);
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if (y >= 0)
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verticalScrollBar()->setValue(std::min(y, verticalScrollBar()->maximum()));
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}
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@ -318,10 +532,8 @@ void QLiteHtmlWidget::paintEvent(QPaintEvent* event)
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{
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if (!d->documentContainer.hasDocument())
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return;
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d->documentContainer.setScrollPosition(scrollPosition());
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QPainter p(viewport());
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p.setWorldTransform(QTransform().scale(d->zoomFactor, d->zoomFactor));
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p.setRenderHint(QPainter::SmoothPixmapTransform, true);
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p.setRenderHint(QPainter::Antialiasing, true);
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@ -340,10 +552,8 @@ void QLiteHtmlWidget::mouseMoveEvent(QMouseEvent* event)
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(event->pos(), &viewportPos, &pos);
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const QVector<QRect> areas = d->documentContainer.mouseMoveEvent(pos, viewportPos);
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for (const QRect &r : areas)
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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@ -354,10 +564,8 @@ void QLiteHtmlWidget::mousePressEvent(QMouseEvent* event)
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(event->pos(), &viewportPos, &pos);
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const QVector<QRect> areas = d->documentContainer.mousePressEvent(pos, viewportPos, event->button());
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for (const QRect &r : areas)
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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}
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@ -366,10 +574,8 @@ void QLiteHtmlWidget::mouseReleaseEvent(QMouseEvent* event)
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(event->pos(), &viewportPos, &pos);
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const QVector<QRect> areas = d->documentContainer.mouseReleaseEvent(pos, viewportPos, event->button());
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for (const QRect &r : areas)
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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}
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@ -378,10 +584,8 @@ void QLiteHtmlWidget::mouseDoubleClickEvent(QMouseEvent* event)
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(event->pos(), &viewportPos, &pos);
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const QVector<QRect> areas = d->documentContainer.mouseDoubleClickEvent(pos, viewportPos, event->button());
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for (const QRect &r : areas) {
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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}
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@ -391,10 +595,8 @@ void QLiteHtmlWidget::leaveEvent(QEvent* event)
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{
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Q_UNUSED(event)
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const QVector<QRect> areas = d->documentContainer.leaveEvent();
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for (const QRect &r : areas)
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viewport()->update(fromVirtual(r.translated(-scrollPosition())));
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setHightlightedLink(QUrl());
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}
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@ -402,7 +604,6 @@ void QLiteHtmlWidget::contextMenuEvent(QContextMenuEvent* event)
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(event->pos(), &viewportPos, &pos);
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emit contextMenuRequested(event->pos(), d->documentContainer.linkAt(pos, viewportPos));
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}
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@ -411,16 +612,12 @@ static QAbstractSlider::SliderAction getSliderAction(int key)
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{
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if (key == Qt::Key_Home)
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return QAbstractSlider::SliderToMinimum;
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if (key == Qt::Key_End)
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return QAbstractSlider::SliderToMaximum;
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if (key == Qt::Key_PageUp)
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return QAbstractSlider::SliderPageStepSub;
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if (key == Qt::Key_PageDown)
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return QAbstractSlider::SliderPageStepAdd;
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return QAbstractSlider::SliderNoAction;
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}
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@ -428,7 +625,6 @@ void QLiteHtmlWidget::keyPressEvent(QKeyEvent* event)
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{
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if (event->modifiers() == Qt::NoModifier || event->modifiers() == Qt::KeypadModifier) {
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const QAbstractSlider::SliderAction sliderAction = getSliderAction(event->key());
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if (sliderAction != QAbstractSlider::SliderNoAction) {
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verticalScrollBar()->triggerAction(sliderAction);
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event->accept();
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@ -442,7 +638,6 @@ void QLiteHtmlWidget::updateHightlightedLink()
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{
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QPoint viewportPos;
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QPoint pos;
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htmlPos(mapFromGlobal(QCursor::pos()), &viewportPos, &pos);
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setHightlightedLink(d->documentContainer.linkAt(pos, viewportPos));
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}
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@ -451,7 +646,6 @@ void QLiteHtmlWidget::setHightlightedLink(const QUrl& url)
|
|||
{
|
||||
if (d->lastHighlightedLink == url)
|
||||
return;
|
||||
|
||||
d->lastHighlightedLink = url;
|
||||
emit linkHighlighted(d->lastHighlightedLink);
|
||||
}
|
||||
|
|
@ -461,10 +655,8 @@ void QLiteHtmlWidget::withFixedTextPosition(const std::function<void()>& action)
|
|||
// remember element to which to scroll after re-rendering
|
||||
QPoint viewportPos;
|
||||
QPoint pos;
|
||||
|
||||
htmlPos({}, &viewportPos, &pos); // top-left
|
||||
const int y = d->documentContainer.withFixedElementPosition(pos.y(), action);
|
||||
|
||||
if (y >= 0)
|
||||
verticalScrollBar()->setValue(std::min(y, verticalScrollBar()->maximum()));
|
||||
}
|
||||
|
|
@ -473,14 +665,11 @@ void QLiteHtmlWidget::render()
|
|||
{
|
||||
if (!d->documentContainer.hasDocument())
|
||||
return;
|
||||
|
||||
const int fullWidth = width() / d->zoomFactor;
|
||||
const QSize vViewportSize = toVirtual(viewport()->size());
|
||||
const int scrollbarWidth = style()->pixelMetric(QStyle::PM_ScrollBarExtent, nullptr, this);
|
||||
const int w = fullWidth - scrollbarWidth - 2;
|
||||
|
||||
d->documentContainer.render(w, vViewportSize.height());
|
||||
|
||||
// scroll bars reflect virtual/scaled size of html document
|
||||
horizontalScrollBar()->setPageStep(vViewportSize.width());
|
||||
horizontalScrollBar()->setRange(0, std::max(0, d->documentContainer.documentWidth() - w));
|
||||
|
|
@ -519,10 +708,8 @@ QRect QLiteHtmlWidget::toVirtual(const QRect& r) const
|
|||
QRect QLiteHtmlWidget::fromVirtual(const QRect &r) const
|
||||
{
|
||||
const QPoint tl{int(r.x() * d->zoomFactor), int(r.y() * d->zoomFactor)};
|
||||
|
||||
// round size up, and add one since the topleft point was rounded down
|
||||
const QSize s{int(r.width() * d->zoomFactor + 0.5) + 1,
|
||||
int(r.height() * d->zoomFactor + 0.5) + 1};
|
||||
|
||||
return {tl, s};
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue