Move to gitHub the edn project (remove history keep it on my nas)
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284
Sources/tools/EdnBuf/EdnBuf_Selection.cpp
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284
Sources/tools/EdnBuf/EdnBuf_Selection.cpp
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/**
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*******************************************************************************
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* @file EdnBuf_Selection.cpp
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* @brief Editeur De N'ours : Buffer for internal Data - section selection (Sources)
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* @author Edouard DUPIN
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* @date 23/03/2011
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* @par Project
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* Edn
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*
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* @par Copyright
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* Copyright 2010 Edouard DUPIN, all right reserved
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*
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* This software is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY.
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*
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* Licence summary :
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* You can modify and redistribute the sources code and binaries.
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* You can send me the bug-fix
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* You can not earn money with this Software (if the source extract from Edn
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* represent less than 50% of original Sources)
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* Term of the licence in in the file licence.txt.
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*
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*******************************************************************************
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*/
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#include "tools_debug.h"
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#include "tools_globals.h"
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#include "EdnBuf.h"
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#undef __class__
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#define __class__ "EdnBuf{Selection}"
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/**
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* @brief
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*
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* @param[in,out] ---
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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bool EdnBuf::SelectHasSelection(selectionType_te select)
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{
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return m_selectionList[select].selected;
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::Select(selectionType_te select, int32_t start, int32_t end)
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{
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selection oldSelection = m_selectionList[select];
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m_selectionList[select].selected = start != end;
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m_selectionList[select].zeroWidth = (start == end) ? true : false;
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m_selectionList[select].rectangular = false;
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m_selectionList[select].start = edn_min(start, end);
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m_selectionList[select].end = edn_max(start, end);
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::Unselect(selectionType_te select)
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{
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selection oldSelection = m_selectionList[select];
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m_selectionList[select].selected = false;
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m_selectionList[select].zeroWidth = false;
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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* @param[in,out] ---
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* @param[in,out] ---
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::RectSelect(selectionType_te select, int32_t start, int32_t end, int32_t rectStart, int32_t rectEnd)
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{
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m_selectionList[select].selected = rectStart < rectEnd;
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m_selectionList[select].zeroWidth = (rectStart == rectEnd) ? false : true;
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m_selectionList[select].rectangular = true;
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m_selectionList[select].start = start;
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m_selectionList[select].end = end;
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m_selectionList[select].rectStart = rectStart;
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m_selectionList[select].rectEnd = rectEnd;
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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bool EdnBuf::GetSelectionPos(selectionType_te select, int32_t &start, int32_t &end, bool &isRect, int32_t &rectStart, int32_t &rectEnd)
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{
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/* Always fill in the parameters (zero-width can be requested too). */
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isRect = m_selectionList[select].rectangular;
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start = m_selectionList[select].start;
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end = m_selectionList[select].end;
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if (m_selectionList[select].rectangular) {
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rectStart = m_selectionList[select].rectStart;
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rectEnd = m_selectionList[select].rectEnd;
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}
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return m_selectionList[select].selected;
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::GetSelectionText(selectionType_te select, EdnVectorBin<int8_t> &text)
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{
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int32_t start, end, rectStart, rectEnd;
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bool isRect;
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// remove output data
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text.Clear();
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bool isSelected = GetSelectionPos(select, start, end, isRect, rectStart, rectEnd);
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// No data selected ...
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if (false == isSelected) {
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return;
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}
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// Rectangular selection
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if (true == isRect) {
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//GetTextInRect(start, end, rectStart, rectEnd, text);
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// TODO : ...
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} else {
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GetRange(start, end, text);
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}
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::RemoveSelected(selectionType_te select)
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{
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int32_t start, end;
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int32_t rectStart, rectEnd;
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bool isRect;
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bool isSelected = GetSelectionPos(select, start, end, isRect, rectStart, rectEnd);
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// No data selected ...
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if (false == isSelected) {
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return;
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}
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// Rectangular selection
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if (true == isRect) {
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//RemoveRect(start, end, rectStart, rectEnd);
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// TODO : ...
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} else {
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Remove(start, end);
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}
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Unselect(select);
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}
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::ReplaceSelected(selectionType_te select, EdnVectorBin<int8_t> &text)
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{
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int32_t start, end, rectStart, rectEnd;
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bool isRect;
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bool isSelected = GetSelectionPos(select, start, end, isRect, rectStart, rectEnd);
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// No data selected ...
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if (false == isSelected) {
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return;
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}
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// Rectangular selection
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if (true == isRect) {
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//ReplaceRect(start, end, rectStart, rectEnd, text);
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// TODO : ...
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} else {
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Replace(start, end, text);
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}
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// Clean selection
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m_selectionList[select].selected = false;
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}
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/*
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** Update all of the selections in "buf" for changes in the buffer's text
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*/
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::UpdateSelections(int32_t pos, int32_t nDeleted, int32_t nInserted)
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{
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UpdateSelection(SELECTION_PRIMARY , pos, nDeleted, nInserted);
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UpdateSelection(SELECTION_SECONDARY , pos, nDeleted, nInserted);
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UpdateSelection(SELECTION_HIGHTLIGHT, pos, nDeleted, nInserted);
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}
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/*
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** Update an individual selection for changes in the corresponding text
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*/
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/**
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* @brief
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*
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* @param[in,out] ---
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*
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* @return ---
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*
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*/
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void EdnBuf::UpdateSelection(selectionType_te select, int32_t pos, int32_t nDeleted, int32_t nInserted)
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{
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if( ( false == m_selectionList[select].selected
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&& false == m_selectionList[select].zeroWidth)
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|| pos > m_selectionList[select].end )
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{
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return;
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}
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if (pos+nDeleted <= m_selectionList[select].start) {
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m_selectionList[select].start += nInserted - nDeleted;
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m_selectionList[select].end += nInserted - nDeleted;
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} else if( pos <= m_selectionList[select].start
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&& pos+nDeleted >= m_selectionList[select].end)
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{
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m_selectionList[select].start = pos;
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m_selectionList[select].end = pos;
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m_selectionList[select].selected = false;
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m_selectionList[select].zeroWidth = false;
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} else if( pos <= m_selectionList[select].start
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&& pos+nDeleted < m_selectionList[select].end)
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{
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m_selectionList[select].start = pos;
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m_selectionList[select].end = nInserted + m_selectionList[select].end - nDeleted;
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} else if(pos < m_selectionList[select].end) {
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m_selectionList[select].end += nInserted - nDeleted;
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if (m_selectionList[select].end <= m_selectionList[select].start) {
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m_selectionList[select].selected = false;
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}
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}
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}
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