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author | Andrei Karas <akaras@inbox.ru> | 2014-05-14 22:15:54 +0300 |
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committer | Andrei Karas <akaras@inbox.ru> | 2014-05-14 22:15:54 +0300 |
commit | 4e7b98accb8f6fa927711174e4ee82a731317c74 (patch) | |
tree | 0d024c46b41771aa178771ec57eafe2f5f39f819 /src/gui/widgets/layout.cpp | |
parent | ffee866c7eea91d38f6a27fbd4ecf38b573d32ee (diff) | |
download | mv-4e7b98accb8f6fa927711174e4ee82a731317c74.tar.gz mv-4e7b98accb8f6fa927711174e4ee82a731317c74.tar.bz2 mv-4e7b98accb8f6fa927711174e4ee82a731317c74.tar.xz mv-4e7b98accb8f6fa927711174e4ee82a731317c74.zip |
Move layoutarray into separate file.
Diffstat (limited to 'src/gui/widgets/layout.cpp')
-rw-r--r-- | src/gui/widgets/layout.cpp | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/src/gui/widgets/layout.cpp b/src/gui/widgets/layout.cpp index eb61bd4d5..1f67da953 100644 --- a/src/gui/widgets/layout.cpp +++ b/src/gui/widgets/layout.cpp @@ -32,276 +32,6 @@ #include "debug.h" -LayoutArray::LayoutArray(): - mCells(), - mSpacing(4) -{ -} - -LayoutArray::~LayoutArray() -{ - std::vector <std::vector <LayoutCell *> >::iterator - i = mCells.begin(); - const std::vector <std::vector <LayoutCell *> >::iterator - i_end = mCells.end(); - while (i != i_end) - { - std::vector< LayoutCell * >::iterator j = i->begin(); - const std::vector< LayoutCell * >::iterator j_end = i->end(); - while (j != j_end) - { - delete *j; - ++j; - } - ++i; - } -} - -LayoutCell &LayoutArray::at(const int x, const int y, - const int w, const int h) -{ - resizeGrid(x + w, y + h); - LayoutCell *&cell = mCells[y][x]; - if (!cell) - cell = new LayoutCell; - return *cell; -} - -void LayoutArray::resizeGrid(int w, const int h) -{ - const bool extW = w && w > static_cast<int>(mSizes[0].size()); - const bool extH = h && h > static_cast<int>(mSizes[1].size()); - - if (!extW && !extH) - return; - - if (extH) - { - mSizes[1].resize(h, Layout::AUTO_DEF); - mCells.resize(h); - if (!extW) - w = static_cast<int>(mSizes[0].size()); - } - - if (extW) - mSizes[0].resize(w, Layout::AUTO_DEF); - - std::vector <std::vector <LayoutCell *> >::iterator - i = mCells.begin(); - const std::vector <std::vector <LayoutCell *> >::iterator - i_end = mCells.end(); - while (i != i_end) - { - i->resize(w, nullptr); - ++i; - } -} - -void LayoutArray::setColWidth(const int n, const int w) -{ - resizeGrid(n + 1, 0); - mSizes[0][n] = w; -} - -void LayoutArray::setRowHeight(const int n, const int h) -{ - resizeGrid(0, n + 1); - mSizes[1][n] = h; -} - -void LayoutArray::matchColWidth(const int n1, const int n2) -{ - resizeGrid(std::max(n1, n2) + 1, 0); - const std::vector<int> widths = getSizes(0, Layout::AUTO_DEF); - const int s = std::max(widths[n1], widths[n2]); - mSizes[0][n1] = s; - mSizes[0][n2] = s; -} - -void LayoutArray::extend(const int x, const int y, const int w, const int h) -{ - LayoutCell &cell = at(x, y, w, h); - cell.mExtent[0] = w; - cell.mExtent[1] = h; -} - -LayoutCell &LayoutArray::place(Widget *const widget, const int x, - const int y, const int w, const int h) -{ - LayoutCell &cell = at(x, y, w, h); - assert(cell.mType == LayoutCell::NONE); - cell.mType = LayoutCell::WIDGET; - cell.mWidget = widget; - if (widget) - { - cell.mSize[0] = w == 1 ? widget->getWidth() : 0; - cell.mSize[1] = h == 1 ? widget->getHeight() : 0; - } - else - { - cell.mSize[0] = 1; - cell.mSize[1] = 1; - } - cell.mExtent[0] = w; - cell.mExtent[1] = h; - cell.mHPadding = 0; - cell.mVPadding = 0; - cell.mAlign[0] = LayoutCell::FILL; - cell.mAlign[1] = LayoutCell::FILL; - int &cs = mSizes[0][x], &rs = mSizes[1][y]; - if (cs == Layout::AUTO_DEF && w == 1) - cs = 0; - if (rs == Layout::AUTO_DEF && h == 1) - rs = 0; - return cell; -} - -void LayoutArray::align(int &restrict pos, int &restrict size, const int dim, - LayoutCell const &restrict cell, - const int *restrict const sizes, - const int sizeCount) const -{ - if (dim < 0 || dim >= 2) - return; - int size_max = sizes[0]; - int cnt = cell.mExtent[dim]; - if (sizeCount && cell.mExtent[dim] > sizeCount) - cnt = sizeCount; - - for (int i = 1; i < cnt; ++i) - size_max += sizes[i] + mSpacing; - size = std::min<int>(cell.mSize[dim], size_max); - - switch (cell.mAlign[dim]) - { - case LayoutCell::LEFT: - return; - case LayoutCell::RIGHT: - pos += size_max - size; - return; - case LayoutCell::CENTER: - pos += (size_max - size) / 2; - return; - case LayoutCell::FILL: - size = size_max; - return; - default: - logger->log1("LayoutArray::align unknown layout"); - return; - } -} - -std::vector<int> LayoutArray::getSizes(const int dim, int upp) const -{ - if (dim < 0 || dim >= 2) - return mSizes[1]; - - const int gridW = static_cast<int>(mSizes[0].size()); - const int gridH = static_cast<int>(mSizes[1].size()); - std::vector<int> sizes = mSizes[dim]; - - // Compute minimum sizes. - for (int gridY = 0; gridY < gridH; ++gridY) - { - for (int gridX = 0; gridX < gridW; ++gridX) - { - const LayoutCell *const cell = mCells[gridY][gridX]; - if (!cell || cell->mType == LayoutCell::NONE) - continue; - - if (cell->mExtent[dim] == 1) - { - const int n = (dim == 0 ? gridX : gridY); - const int s = cell->mSize[dim] + cell->mVPadding * 2; - if (s > sizes[n]) - sizes[n] = s; - } - } - } - - if (upp == Layout::AUTO_DEF) - return sizes; - - // Compute the FILL sizes. - const int nb = static_cast<int>(sizes.size()); - int nbFill = 0; - for (int i = 0; i < nb; ++i) - { - if (mSizes[dim][i] <= Layout::AUTO_DEF) - { - ++nbFill; - if (mSizes[dim][i] == Layout::AUTO_SET || - sizes[i] <= Layout::AUTO_DEF) - { - sizes[i] = 0; - } - } - upp -= sizes[i] + mSpacing; - } - upp = upp + mSpacing; - - if (nbFill == 0) - return sizes; - - for (int i = 0; i < nb; ++i) - { - if (mSizes[dim][i] > Layout::AUTO_DEF) - continue; - - const int s = upp / nbFill; - sizes[i] += s; - upp -= s; - --nbFill; - } - - return sizes; -} - -int LayoutArray::getSize(const int dim) const -{ - std::vector<int> sizes = getSizes(dim, Layout::AUTO_DEF); - int size = 0; - const int nb = static_cast<int>(sizes.size()); - for (int i = 0; i < nb; ++i) - { - if (sizes[i] > Layout::AUTO_DEF) - size += sizes[i]; - size += mSpacing; - } - return size - mSpacing; -} - -void LayoutArray::reflow(const int nx, const int ny, - const int nw, const int nh) -{ - const int gridW = static_cast<int>(mSizes[0].size()); - const int gridH = static_cast<int>(mSizes[1].size()); - - std::vector<int> widths = getSizes(0, nw); - std::vector<int> heights = getSizes(1, nh); - - const int szW = static_cast<int>(widths.size()); - const int szH = static_cast<int>(heights.size()); - int y = ny; - for (int gridY = 0; gridY < gridH; ++gridY) - { - int x = nx; - for (int gridX = 0; gridX < gridW; ++gridX) - { - LayoutCell *const cell = mCells[gridY][gridX]; - if (cell && cell->mType != LayoutCell::NONE) - { - int dx = x, dy = y, dw = 0, dh = 0; - align(dx, dw, 0, *cell, &widths[gridX], szW - gridX); - align(dy, dh, 1, *cell, &heights[gridY], szH - gridY); - cell->reflow(dx, dy, dw, dh); - } - x += widths[gridX] + mSpacing; - } - y += heights[gridY] + mSpacing; - } -} - Layout::Layout() : LayoutCell(), mComputed(false) |