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Small fixes.

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This commit is contained in:
Hermann Kraus 2012-01-22 03:32:21 +01:00
parent 7d03b46079
commit 7fd9fb0c88
2 changed files with 4 additions and 9 deletions
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9
include/mapnik/text_placements.hpp
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@ -123,13 +123,11 @@ class text_placement_info : boost::noncopyable
public:
text_placement_info(text_placements const* parent);
/** Get next placement.
* This function is also called before the first placement is tried. */
virtual bool next()=0;
/** Get next placement position.
* This function is also called before the first position is used.
* This function is also called before the first placement is tried.
* Each class has to return at least one position!
* If this functions returns false the placement data should be considered invalid!
*/
virtual bool next()=0;
virtual bool next_position_only() { return false; }
virtual ~text_placement_info() {}
void init(double scale_factor_,
@ -164,8 +162,7 @@ typedef boost::shared_ptr<text_placement_info> text_placement_info_ptr;
class text_placements
{
public:
text_placements() :
text_size_(10), halign_(H_MIDDLE), jalign_(J_MIDDLE), valign_(V_MIDDLE) {}
text_placements();
virtual text_placement_info_ptr get_placement_info() const =0;
virtual void set_default_text_size(float size) { text_size_ = size; }

4
src/text_placements.cpp
View file

@ -312,11 +312,9 @@ void char_properties::to_xml(boost::property_tree::ptree &node, bool explicit_de
/************************************************************************/
#if 0
text_placements::text_placements() : properties()
{
}
#endif
std::set<expression_ptr> text_placements::get_all_expressions()
{
@ -444,7 +442,7 @@ text_placement_info_ptr text_placements_simple::get_placement_info() const
return text_placement_info_ptr(new text_placement_info_simple(this));
}
/** Positiion string: [POS][SIZE]
/** Position string: [POS][SIZE]
* [POS] is any combination of
* N, E, S, W, NE, SE, NW, SW, X (exact position) (separated by commas)
* [SIZE] is a list of font sizes, separated by commas. The first font size