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This is rough port of Android code, but seems to work
This commit is contained in:
Dobrica Pavlinusic 2012-08-28 20:49:11 +02:00
parent 5a897fba77
commit adf0b42e5b
2 changed files with 95 additions and 0 deletions
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69
cre.cpp
View File

@ -17,6 +17,7 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define DEBUG_CRENGINE 1
extern "C" {
#include "blitbuffer.h"
@ -424,6 +425,73 @@ static int registerFont(lua_State *L) {
return 0;
}
// ported from Android UI kpvcrlib/crengine/android/jni/docview.cpp
static int findText(lua_State *L) {
CreDocument *doc = (CreDocument*) luaL_checkudata(L, 1, "credocument");
const char *l_pattern = luaL_checkstring(L, 2);
lString16 pattern = lString16(l_pattern);
int origin = luaL_checkint(L, 3);
bool reverse = luaL_checkint(L, 4);
bool caseInsensitive = luaL_checkint(L, 5);
const char *l_lastPatt = luaL_checkstring(L, 6);
lString16 _lastPattern = lString16(l_lastPatt);
if ( pattern.empty() )
return 0;
if ( pattern!=_lastPattern && origin==1 )
origin = 0;
_lastPattern = pattern;
LVArray<ldomWord> words;
lvRect rc;
doc->text_view->GetPos( rc );
int pageHeight = rc.height();
int start = -1;
int end = -1;
if ( reverse ) {
// reverse
if ( origin == 0 ) {
// from end current page to first page
end = rc.bottom;
} else if ( origin == -1 ) {
// from last page to end of current page
start = rc.bottom;
} else { // origin == 1
// from prev page to first page
end = rc.top;
}
} else {
// forward
if ( origin == 0 ) {
// from current page to last page
start = rc.top;
} else if ( origin == -1 ) {
// from first page to current page
end = rc.top;
} else { // origin == 1
// from next page to last
start = rc.bottom;
}
}
CRLog::debug("CRViewDialog::findText: Current page: %d .. %d", rc.top, rc.bottom);
CRLog::debug("CRViewDialog::findText: searching for text '%s' from %d to %d origin %d", LCSTR(pattern), start, end, origin );
if ( doc->text_view->getDocument()->findText( pattern, caseInsensitive, reverse, start, end, words, 200, pageHeight ) ) {
CRLog::debug("CRViewDialog::findText: pattern found");
doc->text_view->clearSelection();
doc->text_view->selectWords( words );
ldomMarkedRangeList * ranges = doc->text_view->getMarkedRanges();
if ( ranges ) {
if ( ranges->length()>0 ) {
int pos = ranges->get(0)->start.y;
doc->text_view->SetPos(pos);
}
}
return 0;
}
CRLog::debug("CRViewDialog::findText: pattern not found");
return 0;
}
static const struct luaL_Reg cre_func[] = {
{"openDocument", openDocument},
{"getFontFaces", getFontFaces},
@ -459,6 +527,7 @@ static const struct luaL_Reg credocument_meth[] = {
//{"cursorLeft", cursorLeft},
//{"cursorRight", cursorRight},
{"drawCurrentPage", drawCurrentPage},
{"findText", findText},
{"close", closeDocument},
{"__gc", closeDocument},
{NULL, NULL}

26
crereader.lua
View File

@ -592,3 +592,29 @@ function CREReader:adjustCreReaderCommands()
end
)
end
----------------------------------------------------
--- search
----------------------------------------------------
function CREReader:searchHighLight(search)
Debug("FIXME CreReader::searchHighLight", search)
if self.last_search ~= nil then
self.last_search = {
search = "",
}
end
self.doc:findText(
search,
0, -- origin: 0=current 1=prev-first -1=backwards
0, -- reverse: boolean
1, -- caseInsensitive: boolean
self.last_search.search
)
self:redrawCurrentPage()
self.last_search.search = search
end